What is the ACIP and why does it matter?
Health Policy Hot Health Topics Vaccines
Sarah Whitley Coles, MD
The Advisory Committee on Immunization Practices (ACIP) is a federal advisory committee that develops recommendations for vaccination in the United States. The Centers for Disease Control and Prevention (CDC) bases their recommendations for adult and childhood vaccines on the ACIP recommendations. On June 9, the Secretary of the Department of Health and Human Services removed Read more…
What exactly are Ethics, and how important are they in human medical research?
Treatments Vaccines
Sandy Laping, MSc
Ethics are a set of principles that help us figure out what’s right and wrong. In medical research, they help to keep the people taking part safe, make sure the research does more good than harm, and ensure the results can be trusted. Bottom line up front – Medical research is strictly regulated, and ethical Read more…
How do we know clinical trials actually work?
General Health Treatments Vaccines
Elisabeth Adkins Marnik, PhD
Clinical trials are done to ensure that medications and vaccines work and that their benefits outweigh the risks. We know these trials work because we can find examples where trials were paused or stopped due to concerns with safety and efficacy. Clinical trials are done to ensure that medications or vaccines work (officially called efficacy) Read more…
Are there more cases of whooping cough than normal?
Infectious Diseases Vaccines
Amanda Simanek, PhD MPH
So far in 2025, there have been over 4 times as many cases of whooping cough compared to this time last year. So yes, cases are up. Now is a good time to make sure you are up-to-date on this vaccine. In the 5 years prior to the COVID-19 pandemic, there were about 15,000-20,000 cases Read more…
We anticipate having updated flu vaccines for the 2025-2026 flu season.
Infectious Diseases Vaccines
Elisabeth Adkins Marnik, PhD
Recently, there was some concern that we may not have an updated flu vaccine for next season. Luckily, the FDA has announced the strains that will be included in the 25-26 flu vaccine. Every year, we get new versions of the influenza (flu) vaccines. This is because influenza viruses can change very quickly from year Read more…
How can I protect myself from measles?
Infectious Diseases Vaccines
Sandy Laping, MSc
Vaccination is the safest option to protect yourself and your loved ones from measles. Even if you are unsure if you have natural immunity, have been vaccinated before or can’t be vaccinated, there may be options for you. Vaccination recommendations for the U.S.* (*if you live outside the U.S. recommendations might be different, so please Read more…
What is the ACIP and why does it matter?
Health Policy Vaccines
Sarah Whitley Coles, MD
The Advisory Committee on Immunization Practices (ACIP) is a federal advisory committee that develops recommendations for vaccination in the United States. The Centers for Disease Control and Prevention (CDC) bases their recommendations for adult and childhood vaccines on the ACIP recommendations. In the last few weeks, you may have seen some headlines and social media Read more…
Is a 2nd COVID 2024-2025 vaccination recommended for me?
Infectious Diseases Vaccines
Gretchen Peterson, Production Team
This 69-year-old Nerdy Girl and her husband just received their second vaccine ahead of an upcoming international trip. If you are 65 years and older or 6 months and older and moderately or severely immunocompromised, the CDC recommends a second dose of the 2024-2025 COVID vaccine. Here’s what to know: For those 65 years and Read more…
Black History Month: Honoring Dr. Kizzmekia Corbett-Helaire
Vaccines Women in STEM
During Black History Month (and every day!), we celebrate Dr. Kizzmekia “Kizzy” Corbett-Helaire, a Nerdy Girl hero who developed the Moderna COVID-19 vaccine. This vaccine continues to save countless lives around the world every day. She is also passionate about health equity, effective science communication, and encouraging young Black women to pursue the study of Read more…
How are vaccines developed, and how do we know they are safe?
Infectious Diseases Vaccines
Sandy Laping, MSc
Vaccine development is regulated and monitored at every stage. A vaccine is only approved if it is deemed safe and effective, following a rigorous assessment of its benefits and risks. This ensures that you can trust vaccines offered by your healthcare professional, even those developed during emergencies like the COVID-19 pandemic. Vaccines have saved A Read more…
Your Shingles vaccine questions answered
Infectious Diseases Vaccines
Cynthia (Cindy) Leifer, PhD
There were so many questions on our recent Shingles vaccine post (February 4, 2025) that we decided to make it a post! Here we answer some nerdy questions, but remember, you should always talk to your physician about specific recommendations for you. TL;DR Shingles is an extremely painful disease caused by the reawakening of the Read more…
I never had chickenpox as a child. Do I need the shingles vaccine?
Infectious Diseases Vaccines
I never had chickenpox as a child. Do I need the shingles vaccine? Yes, even if you believe that you never had chickenpox as a kid, you should still get the shingles vaccine. CDC’s recommendation for shingles vaccine is specific about this [archived link]. The shingles vaccine (Shingrix) is recommended for everyone over age 50 Read more…
I am 43 years old. Is it too late for me to get the HPV vaccine?
Reproductive Health Vaccines
Q: I am 43 years old. Is it too late for me to get the HPV vaccine? A: No, it’s not too late. Adults can get the human papillomavirus (HPV) vaccine, too. Talk to your clinician to discuss whether getting the vaccine is right for you. TL;DR: Originally, the human papillomavirus (HPV) vaccine was approved Read more…
Should I get the flu shot if I already had the flu?
Infectious Diseases Vaccines
Jennifer Beam Dowd, PhD
A: Yes. The flu shot covers 3 different strains, and you would NOT want to catch it again! TL;DR: It’s hard to know which flu strain you got or which one will be dominant in the next few months. Go ahead and get that shot even if you had confirmed or suspected influenza. The current Read more…
Are there more cases of whooping cough than normal?
Infectious Diseases Vaccines
Amanda Simanek, PhD MPH
There have been over 6 times as many cases of whooping cough compared to this time last year. So yes, cases are up. Now is a good time to make sure you are up-to-date on this vaccine. Whooping cough (also known as pertussis) is caused by infection with the bacteria Bordetella pertussis. It causes respiratory symptoms such as runny or stuffy Read more…
Q: Why are there special flu shots for older adults?
Aging Infectious Diseases Vaccines
A: People who are at least 65 years old can get a flu shot specially developed for their age group, and it offers better protection from the flu. Influenza vaccines have been around for nearly 80 years, and have undergone a number of changes during that long history. One of the more recent changes is Read more…
A vaccine that prevents cancer? Yes, please!
Vaccines
A vaccine that prevents cancer? Yes, please! A recent study shows that rates of cervical cancer deaths in young US women have fallen dramatically for those coming of age since routine HPV vaccination was introduced in 2006. Among women younger than 25, there was an overall 65% decrease in cervical cancer deaths from 2012 to Read more…
It’s not too late to get your flu, COVID, and RSV vaccines before the holidays!
Infectious Diseases Vaccines
Jennifer Beam Dowd, PhD
Peak protection from vaccines takes around 2 weeks to ramp up, so NOW is the perfect time. Go get your flu, COVID, and RSV vaccines NOW to be protected for the holidays. Peak protection from vaccines takes around 2 weeks to ramp up, so now is the perfect time. No one wants to fall ill Read more…
Now is the time to get the RSV vaccine if you’re over 60
Infectious Diseases Vaccines Videos
Gretchen Peterson, Production Team
There are lots of holiday gatherings ahead. If you are 60 and over and haven’t yet been vaccinated for RSV, now is the time. All 60+ adults are eligible for the RSV vaccine, but the seasonal increase in RSV among young children has begun so it is even more important for those who are around Read more…
How long do flu shots last?
Infectious Diseases Vaccines
Malia Jones, PhD MPH
In general, you can count on 6 months of meaningful protection starting two weeks after you get your annual flu vaccine. Protection may wane earlier in older adults. Flu activity is just picking up now… it’s still a GREAT time to get your flu shot! Getting vaccinated in advance of flu season’s start ensures that Read more…
The Advisory Committee on Immunization Practices (ACIP) is a federal advisory committee that develops recommendations for vaccination in the United States. The Centers for Disease Control and Prevention (CDC) bases their recommendations for adult and childhood vaccines on the ACIP recommendations. On June 9, the Secretary of the Department of Health and Human Services removed Read more…
What exactly are Ethics, and how important are they in human medical research?
Treatments VaccinesSandy Laping, MSc
Ethics are a set of principles that help us figure out what’s right and wrong. In medical research, they help to keep the people taking part safe, make sure the research does more good than harm, and ensure the results can be trusted. Bottom line up front – Medical research is strictly regulated, and ethical Read more…
How do we know clinical trials actually work?
General Health Treatments Vaccines
Elisabeth Adkins Marnik, PhD
Clinical trials are done to ensure that medications and vaccines work and that their benefits outweigh the risks. We know these trials work because we can find examples where trials were paused or stopped due to concerns with safety and efficacy. Clinical trials are done to ensure that medications or vaccines work (officially called efficacy) Read more…
Are there more cases of whooping cough than normal?
Infectious Diseases Vaccines
Amanda Simanek, PhD MPH
So far in 2025, there have been over 4 times as many cases of whooping cough compared to this time last year. So yes, cases are up. Now is a good time to make sure you are up-to-date on this vaccine. In the 5 years prior to the COVID-19 pandemic, there were about 15,000-20,000 cases Read more…
We anticipate having updated flu vaccines for the 2025-2026 flu season.
Infectious Diseases Vaccines
Elisabeth Adkins Marnik, PhD
Recently, there was some concern that we may not have an updated flu vaccine for next season. Luckily, the FDA has announced the strains that will be included in the 25-26 flu vaccine. Every year, we get new versions of the influenza (flu) vaccines. This is because influenza viruses can change very quickly from year Read more…
How can I protect myself from measles?
Infectious Diseases Vaccines
Sandy Laping, MSc
Vaccination is the safest option to protect yourself and your loved ones from measles. Even if you are unsure if you have natural immunity, have been vaccinated before or can’t be vaccinated, there may be options for you. Vaccination recommendations for the U.S.* (*if you live outside the U.S. recommendations might be different, so please Read more…
What is the ACIP and why does it matter?
Health Policy Vaccines
Sarah Whitley Coles, MD
The Advisory Committee on Immunization Practices (ACIP) is a federal advisory committee that develops recommendations for vaccination in the United States. The Centers for Disease Control and Prevention (CDC) bases their recommendations for adult and childhood vaccines on the ACIP recommendations. In the last few weeks, you may have seen some headlines and social media Read more…
Is a 2nd COVID 2024-2025 vaccination recommended for me?
Infectious Diseases Vaccines
Gretchen Peterson, Production Team
This 69-year-old Nerdy Girl and her husband just received their second vaccine ahead of an upcoming international trip. If you are 65 years and older or 6 months and older and moderately or severely immunocompromised, the CDC recommends a second dose of the 2024-2025 COVID vaccine. Here’s what to know: For those 65 years and Read more…
Black History Month: Honoring Dr. Kizzmekia Corbett-Helaire
Vaccines Women in STEM
During Black History Month (and every day!), we celebrate Dr. Kizzmekia “Kizzy” Corbett-Helaire, a Nerdy Girl hero who developed the Moderna COVID-19 vaccine. This vaccine continues to save countless lives around the world every day. She is also passionate about health equity, effective science communication, and encouraging young Black women to pursue the study of Read more…
How are vaccines developed, and how do we know they are safe?
Infectious Diseases Vaccines
Sandy Laping, MSc
Vaccine development is regulated and monitored at every stage. A vaccine is only approved if it is deemed safe and effective, following a rigorous assessment of its benefits and risks. This ensures that you can trust vaccines offered by your healthcare professional, even those developed during emergencies like the COVID-19 pandemic. Vaccines have saved A Read more…
Your Shingles vaccine questions answered
Infectious Diseases Vaccines
Cynthia (Cindy) Leifer, PhD
There were so many questions on our recent Shingles vaccine post (February 4, 2025) that we decided to make it a post! Here we answer some nerdy questions, but remember, you should always talk to your physician about specific recommendations for you. TL;DR Shingles is an extremely painful disease caused by the reawakening of the Read more…
I never had chickenpox as a child. Do I need the shingles vaccine?
Infectious Diseases Vaccines
I never had chickenpox as a child. Do I need the shingles vaccine? Yes, even if you believe that you never had chickenpox as a kid, you should still get the shingles vaccine. CDC’s recommendation for shingles vaccine is specific about this [archived link]. The shingles vaccine (Shingrix) is recommended for everyone over age 50 Read more…
I am 43 years old. Is it too late for me to get the HPV vaccine?
Reproductive Health Vaccines
Q: I am 43 years old. Is it too late for me to get the HPV vaccine? A: No, it’s not too late. Adults can get the human papillomavirus (HPV) vaccine, too. Talk to your clinician to discuss whether getting the vaccine is right for you. TL;DR: Originally, the human papillomavirus (HPV) vaccine was approved Read more…
Should I get the flu shot if I already had the flu?
Infectious Diseases Vaccines
Jennifer Beam Dowd, PhD
A: Yes. The flu shot covers 3 different strains, and you would NOT want to catch it again! TL;DR: It’s hard to know which flu strain you got or which one will be dominant in the next few months. Go ahead and get that shot even if you had confirmed or suspected influenza. The current Read more…
Are there more cases of whooping cough than normal?
Infectious Diseases Vaccines
Amanda Simanek, PhD MPH
There have been over 6 times as many cases of whooping cough compared to this time last year. So yes, cases are up. Now is a good time to make sure you are up-to-date on this vaccine. Whooping cough (also known as pertussis) is caused by infection with the bacteria Bordetella pertussis. It causes respiratory symptoms such as runny or stuffy Read more…
Q: Why are there special flu shots for older adults?
Aging Infectious Diseases Vaccines
A: People who are at least 65 years old can get a flu shot specially developed for their age group, and it offers better protection from the flu. Influenza vaccines have been around for nearly 80 years, and have undergone a number of changes during that long history. One of the more recent changes is Read more…
A vaccine that prevents cancer? Yes, please!
Vaccines
A vaccine that prevents cancer? Yes, please! A recent study shows that rates of cervical cancer deaths in young US women have fallen dramatically for those coming of age since routine HPV vaccination was introduced in 2006. Among women younger than 25, there was an overall 65% decrease in cervical cancer deaths from 2012 to Read more…
It’s not too late to get your flu, COVID, and RSV vaccines before the holidays!
Infectious Diseases Vaccines
Jennifer Beam Dowd, PhD
Peak protection from vaccines takes around 2 weeks to ramp up, so NOW is the perfect time. Go get your flu, COVID, and RSV vaccines NOW to be protected for the holidays. Peak protection from vaccines takes around 2 weeks to ramp up, so now is the perfect time. No one wants to fall ill Read more…
Now is the time to get the RSV vaccine if you’re over 60
Infectious Diseases Vaccines Videos
Gretchen Peterson, Production Team
There are lots of holiday gatherings ahead. If you are 60 and over and haven’t yet been vaccinated for RSV, now is the time. All 60+ adults are eligible for the RSV vaccine, but the seasonal increase in RSV among young children has begun so it is even more important for those who are around Read more…
How long do flu shots last?
Infectious Diseases Vaccines
Malia Jones, PhD MPH
In general, you can count on 6 months of meaningful protection starting two weeks after you get your annual flu vaccine. Protection may wane earlier in older adults. Flu activity is just picking up now… it’s still a GREAT time to get your flu shot! Getting vaccinated in advance of flu season’s start ensures that Read more…
Ethics are a set of principles that help us figure out what’s right and wrong. In medical research, they help to keep the people taking part safe, make sure the research does more good than harm, and ensure the results can be trusted. Bottom line up front – Medical research is strictly regulated, and ethical Read more…
How do we know clinical trials actually work?
General Health Treatments VaccinesElisabeth Adkins Marnik, PhD
Clinical trials are done to ensure that medications and vaccines work and that their benefits outweigh the risks. We know these trials work because we can find examples where trials were paused or stopped due to concerns with safety and efficacy. Clinical trials are done to ensure that medications or vaccines work (officially called efficacy) Read more…
Are there more cases of whooping cough than normal?
Infectious Diseases Vaccines
Amanda Simanek, PhD MPH
So far in 2025, there have been over 4 times as many cases of whooping cough compared to this time last year. So yes, cases are up. Now is a good time to make sure you are up-to-date on this vaccine. In the 5 years prior to the COVID-19 pandemic, there were about 15,000-20,000 cases Read more…
We anticipate having updated flu vaccines for the 2025-2026 flu season.
Infectious Diseases Vaccines
Elisabeth Adkins Marnik, PhD
Recently, there was some concern that we may not have an updated flu vaccine for next season. Luckily, the FDA has announced the strains that will be included in the 25-26 flu vaccine. Every year, we get new versions of the influenza (flu) vaccines. This is because influenza viruses can change very quickly from year Read more…
How can I protect myself from measles?
Infectious Diseases Vaccines
Sandy Laping, MSc
Vaccination is the safest option to protect yourself and your loved ones from measles. Even if you are unsure if you have natural immunity, have been vaccinated before or can’t be vaccinated, there may be options for you. Vaccination recommendations for the U.S.* (*if you live outside the U.S. recommendations might be different, so please Read more…
What is the ACIP and why does it matter?
Health Policy Vaccines
Sarah Whitley Coles, MD
The Advisory Committee on Immunization Practices (ACIP) is a federal advisory committee that develops recommendations for vaccination in the United States. The Centers for Disease Control and Prevention (CDC) bases their recommendations for adult and childhood vaccines on the ACIP recommendations. In the last few weeks, you may have seen some headlines and social media Read more…
Is a 2nd COVID 2024-2025 vaccination recommended for me?
Infectious Diseases Vaccines
Gretchen Peterson, Production Team
This 69-year-old Nerdy Girl and her husband just received their second vaccine ahead of an upcoming international trip. If you are 65 years and older or 6 months and older and moderately or severely immunocompromised, the CDC recommends a second dose of the 2024-2025 COVID vaccine. Here’s what to know: For those 65 years and Read more…
Black History Month: Honoring Dr. Kizzmekia Corbett-Helaire
Vaccines Women in STEM
During Black History Month (and every day!), we celebrate Dr. Kizzmekia “Kizzy” Corbett-Helaire, a Nerdy Girl hero who developed the Moderna COVID-19 vaccine. This vaccine continues to save countless lives around the world every day. She is also passionate about health equity, effective science communication, and encouraging young Black women to pursue the study of Read more…
How are vaccines developed, and how do we know they are safe?
Infectious Diseases Vaccines
Sandy Laping, MSc
Vaccine development is regulated and monitored at every stage. A vaccine is only approved if it is deemed safe and effective, following a rigorous assessment of its benefits and risks. This ensures that you can trust vaccines offered by your healthcare professional, even those developed during emergencies like the COVID-19 pandemic. Vaccines have saved A Read more…
Your Shingles vaccine questions answered
Infectious Diseases Vaccines
Cynthia (Cindy) Leifer, PhD
There were so many questions on our recent Shingles vaccine post (February 4, 2025) that we decided to make it a post! Here we answer some nerdy questions, but remember, you should always talk to your physician about specific recommendations for you. TL;DR Shingles is an extremely painful disease caused by the reawakening of the Read more…
I never had chickenpox as a child. Do I need the shingles vaccine?
Infectious Diseases Vaccines
I never had chickenpox as a child. Do I need the shingles vaccine? Yes, even if you believe that you never had chickenpox as a kid, you should still get the shingles vaccine. CDC’s recommendation for shingles vaccine is specific about this [archived link]. The shingles vaccine (Shingrix) is recommended for everyone over age 50 Read more…
I am 43 years old. Is it too late for me to get the HPV vaccine?
Reproductive Health Vaccines
Q: I am 43 years old. Is it too late for me to get the HPV vaccine? A: No, it’s not too late. Adults can get the human papillomavirus (HPV) vaccine, too. Talk to your clinician to discuss whether getting the vaccine is right for you. TL;DR: Originally, the human papillomavirus (HPV) vaccine was approved Read more…
Should I get the flu shot if I already had the flu?
Infectious Diseases Vaccines
Jennifer Beam Dowd, PhD
A: Yes. The flu shot covers 3 different strains, and you would NOT want to catch it again! TL;DR: It’s hard to know which flu strain you got or which one will be dominant in the next few months. Go ahead and get that shot even if you had confirmed or suspected influenza. The current Read more…
Are there more cases of whooping cough than normal?
Infectious Diseases Vaccines
Amanda Simanek, PhD MPH
There have been over 6 times as many cases of whooping cough compared to this time last year. So yes, cases are up. Now is a good time to make sure you are up-to-date on this vaccine. Whooping cough (also known as pertussis) is caused by infection with the bacteria Bordetella pertussis. It causes respiratory symptoms such as runny or stuffy Read more…
Q: Why are there special flu shots for older adults?
Aging Infectious Diseases Vaccines
A: People who are at least 65 years old can get a flu shot specially developed for their age group, and it offers better protection from the flu. Influenza vaccines have been around for nearly 80 years, and have undergone a number of changes during that long history. One of the more recent changes is Read more…
A vaccine that prevents cancer? Yes, please!
Vaccines
A vaccine that prevents cancer? Yes, please! A recent study shows that rates of cervical cancer deaths in young US women have fallen dramatically for those coming of age since routine HPV vaccination was introduced in 2006. Among women younger than 25, there was an overall 65% decrease in cervical cancer deaths from 2012 to Read more…
It’s not too late to get your flu, COVID, and RSV vaccines before the holidays!
Infectious Diseases Vaccines
Jennifer Beam Dowd, PhD
Peak protection from vaccines takes around 2 weeks to ramp up, so NOW is the perfect time. Go get your flu, COVID, and RSV vaccines NOW to be protected for the holidays. Peak protection from vaccines takes around 2 weeks to ramp up, so now is the perfect time. No one wants to fall ill Read more…
Now is the time to get the RSV vaccine if you’re over 60
Infectious Diseases Vaccines Videos
Gretchen Peterson, Production Team
There are lots of holiday gatherings ahead. If you are 60 and over and haven’t yet been vaccinated for RSV, now is the time. All 60+ adults are eligible for the RSV vaccine, but the seasonal increase in RSV among young children has begun so it is even more important for those who are around Read more…
How long do flu shots last?
Infectious Diseases Vaccines
Malia Jones, PhD MPH
In general, you can count on 6 months of meaningful protection starting two weeks after you get your annual flu vaccine. Protection may wane earlier in older adults. Flu activity is just picking up now… it’s still a GREAT time to get your flu shot! Getting vaccinated in advance of flu season’s start ensures that Read more…
Clinical trials are done to ensure that medications and vaccines work and that their benefits outweigh the risks. We know these trials work because we can find examples where trials were paused or stopped due to concerns with safety and efficacy. Clinical trials are done to ensure that medications or vaccines work (officially called efficacy) Read more…
Are there more cases of whooping cough than normal?
Infectious Diseases VaccinesAmanda Simanek, PhD MPH
So far in 2025, there have been over 4 times as many cases of whooping cough compared to this time last year. So yes, cases are up. Now is a good time to make sure you are up-to-date on this vaccine. In the 5 years prior to the COVID-19 pandemic, there were about 15,000-20,000 cases Read more…
We anticipate having updated flu vaccines for the 2025-2026 flu season.
Infectious Diseases Vaccines
Elisabeth Adkins Marnik, PhD
Recently, there was some concern that we may not have an updated flu vaccine for next season. Luckily, the FDA has announced the strains that will be included in the 25-26 flu vaccine. Every year, we get new versions of the influenza (flu) vaccines. This is because influenza viruses can change very quickly from year Read more…
How can I protect myself from measles?
Infectious Diseases Vaccines
Sandy Laping, MSc
Vaccination is the safest option to protect yourself and your loved ones from measles. Even if you are unsure if you have natural immunity, have been vaccinated before or can’t be vaccinated, there may be options for you. Vaccination recommendations for the U.S.* (*if you live outside the U.S. recommendations might be different, so please Read more…
What is the ACIP and why does it matter?
Health Policy Vaccines
Sarah Whitley Coles, MD
The Advisory Committee on Immunization Practices (ACIP) is a federal advisory committee that develops recommendations for vaccination in the United States. The Centers for Disease Control and Prevention (CDC) bases their recommendations for adult and childhood vaccines on the ACIP recommendations. In the last few weeks, you may have seen some headlines and social media Read more…
Is a 2nd COVID 2024-2025 vaccination recommended for me?
Infectious Diseases Vaccines
Gretchen Peterson, Production Team
This 69-year-old Nerdy Girl and her husband just received their second vaccine ahead of an upcoming international trip. If you are 65 years and older or 6 months and older and moderately or severely immunocompromised, the CDC recommends a second dose of the 2024-2025 COVID vaccine. Here’s what to know: For those 65 years and Read more…
Black History Month: Honoring Dr. Kizzmekia Corbett-Helaire
Vaccines Women in STEM
During Black History Month (and every day!), we celebrate Dr. Kizzmekia “Kizzy” Corbett-Helaire, a Nerdy Girl hero who developed the Moderna COVID-19 vaccine. This vaccine continues to save countless lives around the world every day. She is also passionate about health equity, effective science communication, and encouraging young Black women to pursue the study of Read more…
How are vaccines developed, and how do we know they are safe?
Infectious Diseases Vaccines
Sandy Laping, MSc
Vaccine development is regulated and monitored at every stage. A vaccine is only approved if it is deemed safe and effective, following a rigorous assessment of its benefits and risks. This ensures that you can trust vaccines offered by your healthcare professional, even those developed during emergencies like the COVID-19 pandemic. Vaccines have saved A Read more…
Your Shingles vaccine questions answered
Infectious Diseases Vaccines
Cynthia (Cindy) Leifer, PhD
There were so many questions on our recent Shingles vaccine post (February 4, 2025) that we decided to make it a post! Here we answer some nerdy questions, but remember, you should always talk to your physician about specific recommendations for you. TL;DR Shingles is an extremely painful disease caused by the reawakening of the Read more…
I never had chickenpox as a child. Do I need the shingles vaccine?
Infectious Diseases Vaccines
I never had chickenpox as a child. Do I need the shingles vaccine? Yes, even if you believe that you never had chickenpox as a kid, you should still get the shingles vaccine. CDC’s recommendation for shingles vaccine is specific about this [archived link]. The shingles vaccine (Shingrix) is recommended for everyone over age 50 Read more…
I am 43 years old. Is it too late for me to get the HPV vaccine?
Reproductive Health Vaccines
Q: I am 43 years old. Is it too late for me to get the HPV vaccine? A: No, it’s not too late. Adults can get the human papillomavirus (HPV) vaccine, too. Talk to your clinician to discuss whether getting the vaccine is right for you. TL;DR: Originally, the human papillomavirus (HPV) vaccine was approved Read more…
Should I get the flu shot if I already had the flu?
Infectious Diseases Vaccines
Jennifer Beam Dowd, PhD
A: Yes. The flu shot covers 3 different strains, and you would NOT want to catch it again! TL;DR: It’s hard to know which flu strain you got or which one will be dominant in the next few months. Go ahead and get that shot even if you had confirmed or suspected influenza. The current Read more…
Are there more cases of whooping cough than normal?
Infectious Diseases Vaccines
Amanda Simanek, PhD MPH
There have been over 6 times as many cases of whooping cough compared to this time last year. So yes, cases are up. Now is a good time to make sure you are up-to-date on this vaccine. Whooping cough (also known as pertussis) is caused by infection with the bacteria Bordetella pertussis. It causes respiratory symptoms such as runny or stuffy Read more…
Q: Why are there special flu shots for older adults?
Aging Infectious Diseases Vaccines
A: People who are at least 65 years old can get a flu shot specially developed for their age group, and it offers better protection from the flu. Influenza vaccines have been around for nearly 80 years, and have undergone a number of changes during that long history. One of the more recent changes is Read more…
A vaccine that prevents cancer? Yes, please!
Vaccines
A vaccine that prevents cancer? Yes, please! A recent study shows that rates of cervical cancer deaths in young US women have fallen dramatically for those coming of age since routine HPV vaccination was introduced in 2006. Among women younger than 25, there was an overall 65% decrease in cervical cancer deaths from 2012 to Read more…
It’s not too late to get your flu, COVID, and RSV vaccines before the holidays!
Infectious Diseases Vaccines
Jennifer Beam Dowd, PhD
Peak protection from vaccines takes around 2 weeks to ramp up, so NOW is the perfect time. Go get your flu, COVID, and RSV vaccines NOW to be protected for the holidays. Peak protection from vaccines takes around 2 weeks to ramp up, so now is the perfect time. No one wants to fall ill Read more…
Now is the time to get the RSV vaccine if you’re over 60
Infectious Diseases Vaccines Videos
Gretchen Peterson, Production Team
There are lots of holiday gatherings ahead. If you are 60 and over and haven’t yet been vaccinated for RSV, now is the time. All 60+ adults are eligible for the RSV vaccine, but the seasonal increase in RSV among young children has begun so it is even more important for those who are around Read more…
How long do flu shots last?
Infectious Diseases Vaccines
Malia Jones, PhD MPH
In general, you can count on 6 months of meaningful protection starting two weeks after you get your annual flu vaccine. Protection may wane earlier in older adults. Flu activity is just picking up now… it’s still a GREAT time to get your flu shot! Getting vaccinated in advance of flu season’s start ensures that Read more…
So far in 2025, there have been over 4 times as many cases of whooping cough compared to this time last year. So yes, cases are up. Now is a good time to make sure you are up-to-date on this vaccine. In the 5 years prior to the COVID-19 pandemic, there were about 15,000-20,000 cases Read more…
We anticipate having updated flu vaccines for the 2025-2026 flu season.
Infectious Diseases VaccinesElisabeth Adkins Marnik, PhD
Recently, there was some concern that we may not have an updated flu vaccine for next season. Luckily, the FDA has announced the strains that will be included in the 25-26 flu vaccine. Every year, we get new versions of the influenza (flu) vaccines. This is because influenza viruses can change very quickly from year Read more…
How can I protect myself from measles?
Infectious Diseases Vaccines
Sandy Laping, MSc
Vaccination is the safest option to protect yourself and your loved ones from measles. Even if you are unsure if you have natural immunity, have been vaccinated before or can’t be vaccinated, there may be options for you. Vaccination recommendations for the U.S.* (*if you live outside the U.S. recommendations might be different, so please Read more…
What is the ACIP and why does it matter?
Health Policy Vaccines
Sarah Whitley Coles, MD
The Advisory Committee on Immunization Practices (ACIP) is a federal advisory committee that develops recommendations for vaccination in the United States. The Centers for Disease Control and Prevention (CDC) bases their recommendations for adult and childhood vaccines on the ACIP recommendations. In the last few weeks, you may have seen some headlines and social media Read more…
Is a 2nd COVID 2024-2025 vaccination recommended for me?
Infectious Diseases Vaccines
Gretchen Peterson, Production Team
This 69-year-old Nerdy Girl and her husband just received their second vaccine ahead of an upcoming international trip. If you are 65 years and older or 6 months and older and moderately or severely immunocompromised, the CDC recommends a second dose of the 2024-2025 COVID vaccine. Here’s what to know: For those 65 years and Read more…
Black History Month: Honoring Dr. Kizzmekia Corbett-Helaire
Vaccines Women in STEM
During Black History Month (and every day!), we celebrate Dr. Kizzmekia “Kizzy” Corbett-Helaire, a Nerdy Girl hero who developed the Moderna COVID-19 vaccine. This vaccine continues to save countless lives around the world every day. She is also passionate about health equity, effective science communication, and encouraging young Black women to pursue the study of Read more…
How are vaccines developed, and how do we know they are safe?
Infectious Diseases Vaccines
Sandy Laping, MSc
Vaccine development is regulated and monitored at every stage. A vaccine is only approved if it is deemed safe and effective, following a rigorous assessment of its benefits and risks. This ensures that you can trust vaccines offered by your healthcare professional, even those developed during emergencies like the COVID-19 pandemic. Vaccines have saved A Read more…
Your Shingles vaccine questions answered
Infectious Diseases Vaccines
Cynthia (Cindy) Leifer, PhD
There were so many questions on our recent Shingles vaccine post (February 4, 2025) that we decided to make it a post! Here we answer some nerdy questions, but remember, you should always talk to your physician about specific recommendations for you. TL;DR Shingles is an extremely painful disease caused by the reawakening of the Read more…
I never had chickenpox as a child. Do I need the shingles vaccine?
Infectious Diseases Vaccines
I never had chickenpox as a child. Do I need the shingles vaccine? Yes, even if you believe that you never had chickenpox as a kid, you should still get the shingles vaccine. CDC’s recommendation for shingles vaccine is specific about this [archived link]. The shingles vaccine (Shingrix) is recommended for everyone over age 50 Read more…
I am 43 years old. Is it too late for me to get the HPV vaccine?
Reproductive Health Vaccines
Q: I am 43 years old. Is it too late for me to get the HPV vaccine? A: No, it’s not too late. Adults can get the human papillomavirus (HPV) vaccine, too. Talk to your clinician to discuss whether getting the vaccine is right for you. TL;DR: Originally, the human papillomavirus (HPV) vaccine was approved Read more…
Should I get the flu shot if I already had the flu?
Infectious Diseases Vaccines
Jennifer Beam Dowd, PhD
A: Yes. The flu shot covers 3 different strains, and you would NOT want to catch it again! TL;DR: It’s hard to know which flu strain you got or which one will be dominant in the next few months. Go ahead and get that shot even if you had confirmed or suspected influenza. The current Read more…
Are there more cases of whooping cough than normal?
Infectious Diseases Vaccines
Amanda Simanek, PhD MPH
There have been over 6 times as many cases of whooping cough compared to this time last year. So yes, cases are up. Now is a good time to make sure you are up-to-date on this vaccine. Whooping cough (also known as pertussis) is caused by infection with the bacteria Bordetella pertussis. It causes respiratory symptoms such as runny or stuffy Read more…
Q: Why are there special flu shots for older adults?
Aging Infectious Diseases Vaccines
A: People who are at least 65 years old can get a flu shot specially developed for their age group, and it offers better protection from the flu. Influenza vaccines have been around for nearly 80 years, and have undergone a number of changes during that long history. One of the more recent changes is Read more…
A vaccine that prevents cancer? Yes, please!
Vaccines
A vaccine that prevents cancer? Yes, please! A recent study shows that rates of cervical cancer deaths in young US women have fallen dramatically for those coming of age since routine HPV vaccination was introduced in 2006. Among women younger than 25, there was an overall 65% decrease in cervical cancer deaths from 2012 to Read more…
It’s not too late to get your flu, COVID, and RSV vaccines before the holidays!
Infectious Diseases Vaccines
Jennifer Beam Dowd, PhD
Peak protection from vaccines takes around 2 weeks to ramp up, so NOW is the perfect time. Go get your flu, COVID, and RSV vaccines NOW to be protected for the holidays. Peak protection from vaccines takes around 2 weeks to ramp up, so now is the perfect time. No one wants to fall ill Read more…
Now is the time to get the RSV vaccine if you’re over 60
Infectious Diseases Vaccines Videos
Gretchen Peterson, Production Team
There are lots of holiday gatherings ahead. If you are 60 and over and haven’t yet been vaccinated for RSV, now is the time. All 60+ adults are eligible for the RSV vaccine, but the seasonal increase in RSV among young children has begun so it is even more important for those who are around Read more…
How long do flu shots last?
Infectious Diseases Vaccines
Malia Jones, PhD MPH
In general, you can count on 6 months of meaningful protection starting two weeks after you get your annual flu vaccine. Protection may wane earlier in older adults. Flu activity is just picking up now… it’s still a GREAT time to get your flu shot! Getting vaccinated in advance of flu season’s start ensures that Read more…
Recently, there was some concern that we may not have an updated flu vaccine for next season. Luckily, the FDA has announced the strains that will be included in the 25-26 flu vaccine. Every year, we get new versions of the influenza (flu) vaccines. This is because influenza viruses can change very quickly from year Read more…
How can I protect myself from measles?
Infectious Diseases VaccinesSandy Laping, MSc
Vaccination is the safest option to protect yourself and your loved ones from measles. Even if you are unsure if you have natural immunity, have been vaccinated before or can’t be vaccinated, there may be options for you. Vaccination recommendations for the U.S.* (*if you live outside the U.S. recommendations might be different, so please Read more…
What is the ACIP and why does it matter?
Health Policy Vaccines
Sarah Whitley Coles, MD
The Advisory Committee on Immunization Practices (ACIP) is a federal advisory committee that develops recommendations for vaccination in the United States. The Centers for Disease Control and Prevention (CDC) bases their recommendations for adult and childhood vaccines on the ACIP recommendations. In the last few weeks, you may have seen some headlines and social media Read more…
Is a 2nd COVID 2024-2025 vaccination recommended for me?
Infectious Diseases Vaccines
Gretchen Peterson, Production Team
This 69-year-old Nerdy Girl and her husband just received their second vaccine ahead of an upcoming international trip. If you are 65 years and older or 6 months and older and moderately or severely immunocompromised, the CDC recommends a second dose of the 2024-2025 COVID vaccine. Here’s what to know: For those 65 years and Read more…
Black History Month: Honoring Dr. Kizzmekia Corbett-Helaire
Vaccines Women in STEM
During Black History Month (and every day!), we celebrate Dr. Kizzmekia “Kizzy” Corbett-Helaire, a Nerdy Girl hero who developed the Moderna COVID-19 vaccine. This vaccine continues to save countless lives around the world every day. She is also passionate about health equity, effective science communication, and encouraging young Black women to pursue the study of Read more…
How are vaccines developed, and how do we know they are safe?
Infectious Diseases Vaccines
Sandy Laping, MSc
Vaccine development is regulated and monitored at every stage. A vaccine is only approved if it is deemed safe and effective, following a rigorous assessment of its benefits and risks. This ensures that you can trust vaccines offered by your healthcare professional, even those developed during emergencies like the COVID-19 pandemic. Vaccines have saved A Read more…
Your Shingles vaccine questions answered
Infectious Diseases Vaccines
Cynthia (Cindy) Leifer, PhD
There were so many questions on our recent Shingles vaccine post (February 4, 2025) that we decided to make it a post! Here we answer some nerdy questions, but remember, you should always talk to your physician about specific recommendations for you. TL;DR Shingles is an extremely painful disease caused by the reawakening of the Read more…
I never had chickenpox as a child. Do I need the shingles vaccine?
Infectious Diseases Vaccines
I never had chickenpox as a child. Do I need the shingles vaccine? Yes, even if you believe that you never had chickenpox as a kid, you should still get the shingles vaccine. CDC’s recommendation for shingles vaccine is specific about this [archived link]. The shingles vaccine (Shingrix) is recommended for everyone over age 50 Read more…
I am 43 years old. Is it too late for me to get the HPV vaccine?
Reproductive Health Vaccines
Q: I am 43 years old. Is it too late for me to get the HPV vaccine? A: No, it’s not too late. Adults can get the human papillomavirus (HPV) vaccine, too. Talk to your clinician to discuss whether getting the vaccine is right for you. TL;DR: Originally, the human papillomavirus (HPV) vaccine was approved Read more…
Should I get the flu shot if I already had the flu?
Infectious Diseases Vaccines
Jennifer Beam Dowd, PhD
A: Yes. The flu shot covers 3 different strains, and you would NOT want to catch it again! TL;DR: It’s hard to know which flu strain you got or which one will be dominant in the next few months. Go ahead and get that shot even if you had confirmed or suspected influenza. The current Read more…
Are there more cases of whooping cough than normal?
Infectious Diseases Vaccines
Amanda Simanek, PhD MPH
There have been over 6 times as many cases of whooping cough compared to this time last year. So yes, cases are up. Now is a good time to make sure you are up-to-date on this vaccine. Whooping cough (also known as pertussis) is caused by infection with the bacteria Bordetella pertussis. It causes respiratory symptoms such as runny or stuffy Read more…
Q: Why are there special flu shots for older adults?
Aging Infectious Diseases Vaccines
A: People who are at least 65 years old can get a flu shot specially developed for their age group, and it offers better protection from the flu. Influenza vaccines have been around for nearly 80 years, and have undergone a number of changes during that long history. One of the more recent changes is Read more…
A vaccine that prevents cancer? Yes, please!
Vaccines
A vaccine that prevents cancer? Yes, please! A recent study shows that rates of cervical cancer deaths in young US women have fallen dramatically for those coming of age since routine HPV vaccination was introduced in 2006. Among women younger than 25, there was an overall 65% decrease in cervical cancer deaths from 2012 to Read more…
It’s not too late to get your flu, COVID, and RSV vaccines before the holidays!
Infectious Diseases Vaccines
Jennifer Beam Dowd, PhD
Peak protection from vaccines takes around 2 weeks to ramp up, so NOW is the perfect time. Go get your flu, COVID, and RSV vaccines NOW to be protected for the holidays. Peak protection from vaccines takes around 2 weeks to ramp up, so now is the perfect time. No one wants to fall ill Read more…
Now is the time to get the RSV vaccine if you’re over 60
Infectious Diseases Vaccines Videos
Gretchen Peterson, Production Team
There are lots of holiday gatherings ahead. If you are 60 and over and haven’t yet been vaccinated for RSV, now is the time. All 60+ adults are eligible for the RSV vaccine, but the seasonal increase in RSV among young children has begun so it is even more important for those who are around Read more…
How long do flu shots last?
Infectious Diseases Vaccines
Malia Jones, PhD MPH
In general, you can count on 6 months of meaningful protection starting two weeks after you get your annual flu vaccine. Protection may wane earlier in older adults. Flu activity is just picking up now… it’s still a GREAT time to get your flu shot! Getting vaccinated in advance of flu season’s start ensures that Read more…
Vaccination is the safest option to protect yourself and your loved ones from measles. Even if you are unsure if you have natural immunity, have been vaccinated before or can’t be vaccinated, there may be options for you. Vaccination recommendations for the U.S.* (*if you live outside the U.S. recommendations might be different, so please Read more…
What is the ACIP and why does it matter?
Health Policy VaccinesSarah Whitley Coles, MD
The Advisory Committee on Immunization Practices (ACIP) is a federal advisory committee that develops recommendations for vaccination in the United States. The Centers for Disease Control and Prevention (CDC) bases their recommendations for adult and childhood vaccines on the ACIP recommendations. In the last few weeks, you may have seen some headlines and social media Read more…
Is a 2nd COVID 2024-2025 vaccination recommended for me?
Infectious Diseases Vaccines
Gretchen Peterson, Production Team
This 69-year-old Nerdy Girl and her husband just received their second vaccine ahead of an upcoming international trip. If you are 65 years and older or 6 months and older and moderately or severely immunocompromised, the CDC recommends a second dose of the 2024-2025 COVID vaccine. Here’s what to know: For those 65 years and Read more…
Black History Month: Honoring Dr. Kizzmekia Corbett-Helaire
Vaccines Women in STEM
During Black History Month (and every day!), we celebrate Dr. Kizzmekia “Kizzy” Corbett-Helaire, a Nerdy Girl hero who developed the Moderna COVID-19 vaccine. This vaccine continues to save countless lives around the world every day. She is also passionate about health equity, effective science communication, and encouraging young Black women to pursue the study of Read more…
How are vaccines developed, and how do we know they are safe?
Infectious Diseases Vaccines
Sandy Laping, MSc
Vaccine development is regulated and monitored at every stage. A vaccine is only approved if it is deemed safe and effective, following a rigorous assessment of its benefits and risks. This ensures that you can trust vaccines offered by your healthcare professional, even those developed during emergencies like the COVID-19 pandemic. Vaccines have saved A Read more…
Your Shingles vaccine questions answered
Infectious Diseases Vaccines
Cynthia (Cindy) Leifer, PhD
There were so many questions on our recent Shingles vaccine post (February 4, 2025) that we decided to make it a post! Here we answer some nerdy questions, but remember, you should always talk to your physician about specific recommendations for you. TL;DR Shingles is an extremely painful disease caused by the reawakening of the Read more…
I never had chickenpox as a child. Do I need the shingles vaccine?
Infectious Diseases Vaccines
I never had chickenpox as a child. Do I need the shingles vaccine? Yes, even if you believe that you never had chickenpox as a kid, you should still get the shingles vaccine. CDC’s recommendation for shingles vaccine is specific about this [archived link]. The shingles vaccine (Shingrix) is recommended for everyone over age 50 Read more…
I am 43 years old. Is it too late for me to get the HPV vaccine?
Reproductive Health Vaccines
Q: I am 43 years old. Is it too late for me to get the HPV vaccine? A: No, it’s not too late. Adults can get the human papillomavirus (HPV) vaccine, too. Talk to your clinician to discuss whether getting the vaccine is right for you. TL;DR: Originally, the human papillomavirus (HPV) vaccine was approved Read more…
Should I get the flu shot if I already had the flu?
Infectious Diseases Vaccines
Jennifer Beam Dowd, PhD
A: Yes. The flu shot covers 3 different strains, and you would NOT want to catch it again! TL;DR: It’s hard to know which flu strain you got or which one will be dominant in the next few months. Go ahead and get that shot even if you had confirmed or suspected influenza. The current Read more…
Are there more cases of whooping cough than normal?
Infectious Diseases Vaccines
Amanda Simanek, PhD MPH
There have been over 6 times as many cases of whooping cough compared to this time last year. So yes, cases are up. Now is a good time to make sure you are up-to-date on this vaccine. Whooping cough (also known as pertussis) is caused by infection with the bacteria Bordetella pertussis. It causes respiratory symptoms such as runny or stuffy Read more…
Q: Why are there special flu shots for older adults?
Aging Infectious Diseases Vaccines
A: People who are at least 65 years old can get a flu shot specially developed for their age group, and it offers better protection from the flu. Influenza vaccines have been around for nearly 80 years, and have undergone a number of changes during that long history. One of the more recent changes is Read more…
A vaccine that prevents cancer? Yes, please!
Vaccines
A vaccine that prevents cancer? Yes, please! A recent study shows that rates of cervical cancer deaths in young US women have fallen dramatically for those coming of age since routine HPV vaccination was introduced in 2006. Among women younger than 25, there was an overall 65% decrease in cervical cancer deaths from 2012 to Read more…
It’s not too late to get your flu, COVID, and RSV vaccines before the holidays!
Infectious Diseases Vaccines
Jennifer Beam Dowd, PhD
Peak protection from vaccines takes around 2 weeks to ramp up, so NOW is the perfect time. Go get your flu, COVID, and RSV vaccines NOW to be protected for the holidays. Peak protection from vaccines takes around 2 weeks to ramp up, so now is the perfect time. No one wants to fall ill Read more…
Now is the time to get the RSV vaccine if you’re over 60
Infectious Diseases Vaccines Videos
Gretchen Peterson, Production Team
There are lots of holiday gatherings ahead. If you are 60 and over and haven’t yet been vaccinated for RSV, now is the time. All 60+ adults are eligible for the RSV vaccine, but the seasonal increase in RSV among young children has begun so it is even more important for those who are around Read more…
How long do flu shots last?
Infectious Diseases Vaccines
Malia Jones, PhD MPH
In general, you can count on 6 months of meaningful protection starting two weeks after you get your annual flu vaccine. Protection may wane earlier in older adults. Flu activity is just picking up now… it’s still a GREAT time to get your flu shot! Getting vaccinated in advance of flu season’s start ensures that Read more…
The Advisory Committee on Immunization Practices (ACIP) is a federal advisory committee that develops recommendations for vaccination in the United States. The Centers for Disease Control and Prevention (CDC) bases their recommendations for adult and childhood vaccines on the ACIP recommendations. In the last few weeks, you may have seen some headlines and social media Read more…
Is a 2nd COVID 2024-2025 vaccination recommended for me?
Infectious Diseases VaccinesGretchen Peterson, Production Team
This 69-year-old Nerdy Girl and her husband just received their second vaccine ahead of an upcoming international trip. If you are 65 years and older or 6 months and older and moderately or severely immunocompromised, the CDC recommends a second dose of the 2024-2025 COVID vaccine. Here’s what to know: For those 65 years and Read more…
Black History Month: Honoring Dr. Kizzmekia Corbett-Helaire
Vaccines Women in STEM
During Black History Month (and every day!), we celebrate Dr. Kizzmekia “Kizzy” Corbett-Helaire, a Nerdy Girl hero who developed the Moderna COVID-19 vaccine. This vaccine continues to save countless lives around the world every day. She is also passionate about health equity, effective science communication, and encouraging young Black women to pursue the study of Read more…
How are vaccines developed, and how do we know they are safe?
Infectious Diseases Vaccines
Sandy Laping, MSc
Vaccine development is regulated and monitored at every stage. A vaccine is only approved if it is deemed safe and effective, following a rigorous assessment of its benefits and risks. This ensures that you can trust vaccines offered by your healthcare professional, even those developed during emergencies like the COVID-19 pandemic. Vaccines have saved A Read more…
Your Shingles vaccine questions answered
Infectious Diseases Vaccines
Cynthia (Cindy) Leifer, PhD
There were so many questions on our recent Shingles vaccine post (February 4, 2025) that we decided to make it a post! Here we answer some nerdy questions, but remember, you should always talk to your physician about specific recommendations for you. TL;DR Shingles is an extremely painful disease caused by the reawakening of the Read more…
I never had chickenpox as a child. Do I need the shingles vaccine?
Infectious Diseases Vaccines
I never had chickenpox as a child. Do I need the shingles vaccine? Yes, even if you believe that you never had chickenpox as a kid, you should still get the shingles vaccine. CDC’s recommendation for shingles vaccine is specific about this [archived link]. The shingles vaccine (Shingrix) is recommended for everyone over age 50 Read more…
I am 43 years old. Is it too late for me to get the HPV vaccine?
Reproductive Health Vaccines
Q: I am 43 years old. Is it too late for me to get the HPV vaccine? A: No, it’s not too late. Adults can get the human papillomavirus (HPV) vaccine, too. Talk to your clinician to discuss whether getting the vaccine is right for you. TL;DR: Originally, the human papillomavirus (HPV) vaccine was approved Read more…
Should I get the flu shot if I already had the flu?
Infectious Diseases Vaccines
Jennifer Beam Dowd, PhD
A: Yes. The flu shot covers 3 different strains, and you would NOT want to catch it again! TL;DR: It’s hard to know which flu strain you got or which one will be dominant in the next few months. Go ahead and get that shot even if you had confirmed or suspected influenza. The current Read more…
Are there more cases of whooping cough than normal?
Infectious Diseases Vaccines
Amanda Simanek, PhD MPH
There have been over 6 times as many cases of whooping cough compared to this time last year. So yes, cases are up. Now is a good time to make sure you are up-to-date on this vaccine. Whooping cough (also known as pertussis) is caused by infection with the bacteria Bordetella pertussis. It causes respiratory symptoms such as runny or stuffy Read more…
Q: Why are there special flu shots for older adults?
Aging Infectious Diseases Vaccines
A: People who are at least 65 years old can get a flu shot specially developed for their age group, and it offers better protection from the flu. Influenza vaccines have been around for nearly 80 years, and have undergone a number of changes during that long history. One of the more recent changes is Read more…
A vaccine that prevents cancer? Yes, please!
Vaccines
A vaccine that prevents cancer? Yes, please! A recent study shows that rates of cervical cancer deaths in young US women have fallen dramatically for those coming of age since routine HPV vaccination was introduced in 2006. Among women younger than 25, there was an overall 65% decrease in cervical cancer deaths from 2012 to Read more…
It’s not too late to get your flu, COVID, and RSV vaccines before the holidays!
Infectious Diseases Vaccines
Jennifer Beam Dowd, PhD
Peak protection from vaccines takes around 2 weeks to ramp up, so NOW is the perfect time. Go get your flu, COVID, and RSV vaccines NOW to be protected for the holidays. Peak protection from vaccines takes around 2 weeks to ramp up, so now is the perfect time. No one wants to fall ill Read more…
Now is the time to get the RSV vaccine if you’re over 60
Infectious Diseases Vaccines Videos
Gretchen Peterson, Production Team
There are lots of holiday gatherings ahead. If you are 60 and over and haven’t yet been vaccinated for RSV, now is the time. All 60+ adults are eligible for the RSV vaccine, but the seasonal increase in RSV among young children has begun so it is even more important for those who are around Read more…
How long do flu shots last?
Infectious Diseases Vaccines
Malia Jones, PhD MPH
In general, you can count on 6 months of meaningful protection starting two weeks after you get your annual flu vaccine. Protection may wane earlier in older adults. Flu activity is just picking up now… it’s still a GREAT time to get your flu shot! Getting vaccinated in advance of flu season’s start ensures that Read more…
This 69-year-old Nerdy Girl and her husband just received their second vaccine ahead of an upcoming international trip. If you are 65 years and older or 6 months and older and moderately or severely immunocompromised, the CDC recommends a second dose of the 2024-2025 COVID vaccine. Here’s what to know: For those 65 years and Read more…
Black History Month: Honoring Dr. Kizzmekia Corbett-Helaire
Vaccines Women in STEMDuring Black History Month (and every day!), we celebrate Dr. Kizzmekia “Kizzy” Corbett-Helaire, a Nerdy Girl hero who developed the Moderna COVID-19 vaccine. This vaccine continues to save countless lives around the world every day. She is also passionate about health equity, effective science communication, and encouraging young Black women to pursue the study of Read more…
How are vaccines developed, and how do we know they are safe?
Infectious Diseases VaccinesSandy Laping, MSc
Vaccine development is regulated and monitored at every stage. A vaccine is only approved if it is deemed safe and effective, following a rigorous assessment of its benefits and risks. This ensures that you can trust vaccines offered by your healthcare professional, even those developed during emergencies like the COVID-19 pandemic. Vaccines have saved A Read more…
Your Shingles vaccine questions answered
Infectious Diseases Vaccines
Cynthia (Cindy) Leifer, PhD
There were so many questions on our recent Shingles vaccine post (February 4, 2025) that we decided to make it a post! Here we answer some nerdy questions, but remember, you should always talk to your physician about specific recommendations for you. TL;DR Shingles is an extremely painful disease caused by the reawakening of the Read more…
I never had chickenpox as a child. Do I need the shingles vaccine?
Infectious Diseases Vaccines
I never had chickenpox as a child. Do I need the shingles vaccine? Yes, even if you believe that you never had chickenpox as a kid, you should still get the shingles vaccine. CDC’s recommendation for shingles vaccine is specific about this [archived link]. The shingles vaccine (Shingrix) is recommended for everyone over age 50 Read more…
I am 43 years old. Is it too late for me to get the HPV vaccine?
Reproductive Health Vaccines
Q: I am 43 years old. Is it too late for me to get the HPV vaccine? A: No, it’s not too late. Adults can get the human papillomavirus (HPV) vaccine, too. Talk to your clinician to discuss whether getting the vaccine is right for you. TL;DR: Originally, the human papillomavirus (HPV) vaccine was approved Read more…
Should I get the flu shot if I already had the flu?
Infectious Diseases Vaccines
Jennifer Beam Dowd, PhD
A: Yes. The flu shot covers 3 different strains, and you would NOT want to catch it again! TL;DR: It’s hard to know which flu strain you got or which one will be dominant in the next few months. Go ahead and get that shot even if you had confirmed or suspected influenza. The current Read more…
Are there more cases of whooping cough than normal?
Infectious Diseases Vaccines
Amanda Simanek, PhD MPH
There have been over 6 times as many cases of whooping cough compared to this time last year. So yes, cases are up. Now is a good time to make sure you are up-to-date on this vaccine. Whooping cough (also known as pertussis) is caused by infection with the bacteria Bordetella pertussis. It causes respiratory symptoms such as runny or stuffy Read more…
Q: Why are there special flu shots for older adults?
Aging Infectious Diseases Vaccines
A: People who are at least 65 years old can get a flu shot specially developed for their age group, and it offers better protection from the flu. Influenza vaccines have been around for nearly 80 years, and have undergone a number of changes during that long history. One of the more recent changes is Read more…
A vaccine that prevents cancer? Yes, please!
Vaccines
A vaccine that prevents cancer? Yes, please! A recent study shows that rates of cervical cancer deaths in young US women have fallen dramatically for those coming of age since routine HPV vaccination was introduced in 2006. Among women younger than 25, there was an overall 65% decrease in cervical cancer deaths from 2012 to Read more…
It’s not too late to get your flu, COVID, and RSV vaccines before the holidays!
Infectious Diseases Vaccines
Jennifer Beam Dowd, PhD
Peak protection from vaccines takes around 2 weeks to ramp up, so NOW is the perfect time. Go get your flu, COVID, and RSV vaccines NOW to be protected for the holidays. Peak protection from vaccines takes around 2 weeks to ramp up, so now is the perfect time. No one wants to fall ill Read more…
Now is the time to get the RSV vaccine if you’re over 60
Infectious Diseases Vaccines Videos
Gretchen Peterson, Production Team
There are lots of holiday gatherings ahead. If you are 60 and over and haven’t yet been vaccinated for RSV, now is the time. All 60+ adults are eligible for the RSV vaccine, but the seasonal increase in RSV among young children has begun so it is even more important for those who are around Read more…
How long do flu shots last?
Infectious Diseases Vaccines
Malia Jones, PhD MPH
In general, you can count on 6 months of meaningful protection starting two weeks after you get your annual flu vaccine. Protection may wane earlier in older adults. Flu activity is just picking up now… it’s still a GREAT time to get your flu shot! Getting vaccinated in advance of flu season’s start ensures that Read more…
Vaccine development is regulated and monitored at every stage. A vaccine is only approved if it is deemed safe and effective, following a rigorous assessment of its benefits and risks. This ensures that you can trust vaccines offered by your healthcare professional, even those developed during emergencies like the COVID-19 pandemic. Vaccines have saved A Read more…
Your Shingles vaccine questions answered
Infectious Diseases VaccinesCynthia (Cindy) Leifer, PhD
There were so many questions on our recent Shingles vaccine post (February 4, 2025) that we decided to make it a post! Here we answer some nerdy questions, but remember, you should always talk to your physician about specific recommendations for you. TL;DR Shingles is an extremely painful disease caused by the reawakening of the Read more…
I never had chickenpox as a child. Do I need the shingles vaccine?
Infectious Diseases Vaccines
I never had chickenpox as a child. Do I need the shingles vaccine? Yes, even if you believe that you never had chickenpox as a kid, you should still get the shingles vaccine. CDC’s recommendation for shingles vaccine is specific about this [archived link]. The shingles vaccine (Shingrix) is recommended for everyone over age 50 Read more…
I am 43 years old. Is it too late for me to get the HPV vaccine?
Reproductive Health Vaccines
Q: I am 43 years old. Is it too late for me to get the HPV vaccine? A: No, it’s not too late. Adults can get the human papillomavirus (HPV) vaccine, too. Talk to your clinician to discuss whether getting the vaccine is right for you. TL;DR: Originally, the human papillomavirus (HPV) vaccine was approved Read more…
Should I get the flu shot if I already had the flu?
Infectious Diseases Vaccines
Jennifer Beam Dowd, PhD
A: Yes. The flu shot covers 3 different strains, and you would NOT want to catch it again! TL;DR: It’s hard to know which flu strain you got or which one will be dominant in the next few months. Go ahead and get that shot even if you had confirmed or suspected influenza. The current Read more…
Are there more cases of whooping cough than normal?
Infectious Diseases Vaccines
Amanda Simanek, PhD MPH
There have been over 6 times as many cases of whooping cough compared to this time last year. So yes, cases are up. Now is a good time to make sure you are up-to-date on this vaccine. Whooping cough (also known as pertussis) is caused by infection with the bacteria Bordetella pertussis. It causes respiratory symptoms such as runny or stuffy Read more…
Q: Why are there special flu shots for older adults?
Aging Infectious Diseases Vaccines
A: People who are at least 65 years old can get a flu shot specially developed for their age group, and it offers better protection from the flu. Influenza vaccines have been around for nearly 80 years, and have undergone a number of changes during that long history. One of the more recent changes is Read more…
A vaccine that prevents cancer? Yes, please!
Vaccines
A vaccine that prevents cancer? Yes, please! A recent study shows that rates of cervical cancer deaths in young US women have fallen dramatically for those coming of age since routine HPV vaccination was introduced in 2006. Among women younger than 25, there was an overall 65% decrease in cervical cancer deaths from 2012 to Read more…
It’s not too late to get your flu, COVID, and RSV vaccines before the holidays!
Infectious Diseases Vaccines
Jennifer Beam Dowd, PhD
Peak protection from vaccines takes around 2 weeks to ramp up, so NOW is the perfect time. Go get your flu, COVID, and RSV vaccines NOW to be protected for the holidays. Peak protection from vaccines takes around 2 weeks to ramp up, so now is the perfect time. No one wants to fall ill Read more…
Now is the time to get the RSV vaccine if you’re over 60
Infectious Diseases Vaccines Videos
Gretchen Peterson, Production Team
There are lots of holiday gatherings ahead. If you are 60 and over and haven’t yet been vaccinated for RSV, now is the time. All 60+ adults are eligible for the RSV vaccine, but the seasonal increase in RSV among young children has begun so it is even more important for those who are around Read more…
How long do flu shots last?
Infectious Diseases Vaccines
Malia Jones, PhD MPH
In general, you can count on 6 months of meaningful protection starting two weeks after you get your annual flu vaccine. Protection may wane earlier in older adults. Flu activity is just picking up now… it’s still a GREAT time to get your flu shot! Getting vaccinated in advance of flu season’s start ensures that Read more…
There were so many questions on our recent Shingles vaccine post (February 4, 2025) that we decided to make it a post! Here we answer some nerdy questions, but remember, you should always talk to your physician about specific recommendations for you. TL;DR Shingles is an extremely painful disease caused by the reawakening of the Read more…
I never had chickenpox as a child. Do I need the shingles vaccine?
Infectious Diseases VaccinesI never had chickenpox as a child. Do I need the shingles vaccine? Yes, even if you believe that you never had chickenpox as a kid, you should still get the shingles vaccine. CDC’s recommendation for shingles vaccine is specific about this [archived link]. The shingles vaccine (Shingrix) is recommended for everyone over age 50 Read more…
I am 43 years old. Is it too late for me to get the HPV vaccine?
Reproductive Health VaccinesQ: I am 43 years old. Is it too late for me to get the HPV vaccine? A: No, it’s not too late. Adults can get the human papillomavirus (HPV) vaccine, too. Talk to your clinician to discuss whether getting the vaccine is right for you. TL;DR: Originally, the human papillomavirus (HPV) vaccine was approved Read more…
Should I get the flu shot if I already had the flu?
Infectious Diseases VaccinesJennifer Beam Dowd, PhD
A: Yes. The flu shot covers 3 different strains, and you would NOT want to catch it again! TL;DR: It’s hard to know which flu strain you got or which one will be dominant in the next few months. Go ahead and get that shot even if you had confirmed or suspected influenza. The current Read more…
Are there more cases of whooping cough than normal?
Infectious Diseases Vaccines
Amanda Simanek, PhD MPH
There have been over 6 times as many cases of whooping cough compared to this time last year. So yes, cases are up. Now is a good time to make sure you are up-to-date on this vaccine. Whooping cough (also known as pertussis) is caused by infection with the bacteria Bordetella pertussis. It causes respiratory symptoms such as runny or stuffy Read more…
Q: Why are there special flu shots for older adults?
Aging Infectious Diseases Vaccines
A: People who are at least 65 years old can get a flu shot specially developed for their age group, and it offers better protection from the flu. Influenza vaccines have been around for nearly 80 years, and have undergone a number of changes during that long history. One of the more recent changes is Read more…
A vaccine that prevents cancer? Yes, please!
Vaccines
A vaccine that prevents cancer? Yes, please! A recent study shows that rates of cervical cancer deaths in young US women have fallen dramatically for those coming of age since routine HPV vaccination was introduced in 2006. Among women younger than 25, there was an overall 65% decrease in cervical cancer deaths from 2012 to Read more…
It’s not too late to get your flu, COVID, and RSV vaccines before the holidays!
Infectious Diseases Vaccines
Jennifer Beam Dowd, PhD
Peak protection from vaccines takes around 2 weeks to ramp up, so NOW is the perfect time. Go get your flu, COVID, and RSV vaccines NOW to be protected for the holidays. Peak protection from vaccines takes around 2 weeks to ramp up, so now is the perfect time. No one wants to fall ill Read more…
Now is the time to get the RSV vaccine if you’re over 60
Infectious Diseases Vaccines Videos
Gretchen Peterson, Production Team
There are lots of holiday gatherings ahead. If you are 60 and over and haven’t yet been vaccinated for RSV, now is the time. All 60+ adults are eligible for the RSV vaccine, but the seasonal increase in RSV among young children has begun so it is even more important for those who are around Read more…
How long do flu shots last?
Infectious Diseases Vaccines
Malia Jones, PhD MPH
In general, you can count on 6 months of meaningful protection starting two weeks after you get your annual flu vaccine. Protection may wane earlier in older adults. Flu activity is just picking up now… it’s still a GREAT time to get your flu shot! Getting vaccinated in advance of flu season’s start ensures that Read more…
A: Yes. The flu shot covers 3 different strains, and you would NOT want to catch it again! TL;DR: It’s hard to know which flu strain you got or which one will be dominant in the next few months. Go ahead and get that shot even if you had confirmed or suspected influenza. The current Read more…
Are there more cases of whooping cough than normal?
Infectious Diseases VaccinesAmanda Simanek, PhD MPH
There have been over 6 times as many cases of whooping cough compared to this time last year. So yes, cases are up. Now is a good time to make sure you are up-to-date on this vaccine. Whooping cough (also known as pertussis) is caused by infection with the bacteria Bordetella pertussis. It causes respiratory symptoms such as runny or stuffy Read more…
Q: Why are there special flu shots for older adults?
Aging Infectious Diseases Vaccines
A: People who are at least 65 years old can get a flu shot specially developed for their age group, and it offers better protection from the flu. Influenza vaccines have been around for nearly 80 years, and have undergone a number of changes during that long history. One of the more recent changes is Read more…
A vaccine that prevents cancer? Yes, please!
Vaccines
A vaccine that prevents cancer? Yes, please! A recent study shows that rates of cervical cancer deaths in young US women have fallen dramatically for those coming of age since routine HPV vaccination was introduced in 2006. Among women younger than 25, there was an overall 65% decrease in cervical cancer deaths from 2012 to Read more…
It’s not too late to get your flu, COVID, and RSV vaccines before the holidays!
Infectious Diseases Vaccines
Jennifer Beam Dowd, PhD
Peak protection from vaccines takes around 2 weeks to ramp up, so NOW is the perfect time. Go get your flu, COVID, and RSV vaccines NOW to be protected for the holidays. Peak protection from vaccines takes around 2 weeks to ramp up, so now is the perfect time. No one wants to fall ill Read more…
Now is the time to get the RSV vaccine if you’re over 60
Infectious Diseases Vaccines Videos
Gretchen Peterson, Production Team
There are lots of holiday gatherings ahead. If you are 60 and over and haven’t yet been vaccinated for RSV, now is the time. All 60+ adults are eligible for the RSV vaccine, but the seasonal increase in RSV among young children has begun so it is even more important for those who are around Read more…
How long do flu shots last?
Infectious Diseases Vaccines
Malia Jones, PhD MPH
In general, you can count on 6 months of meaningful protection starting two weeks after you get your annual flu vaccine. Protection may wane earlier in older adults. Flu activity is just picking up now… it’s still a GREAT time to get your flu shot! Getting vaccinated in advance of flu season’s start ensures that Read more…
There have been over 6 times as many cases of whooping cough compared to this time last year. So yes, cases are up. Now is a good time to make sure you are up-to-date on this vaccine. Whooping cough (also known as pertussis) is caused by infection with the bacteria Bordetella pertussis. It causes respiratory symptoms such as runny or stuffy Read more…
Q: Why are there special flu shots for older adults?
Aging Infectious Diseases VaccinesA: People who are at least 65 years old can get a flu shot specially developed for their age group, and it offers better protection from the flu. Influenza vaccines have been around for nearly 80 years, and have undergone a number of changes during that long history. One of the more recent changes is Read more…
A vaccine that prevents cancer? Yes, please!
Vaccines
A vaccine that prevents cancer? Yes, please! A recent study shows that rates of cervical cancer deaths in young US women have fallen dramatically for those coming of age since routine HPV vaccination was introduced in 2006. Among women younger than 25, there was an overall 65% decrease in cervical cancer deaths from 2012 to Read more…
It’s not too late to get your flu, COVID, and RSV vaccines before the holidays!
Infectious Diseases VaccinesJennifer Beam Dowd, PhD
Peak protection from vaccines takes around 2 weeks to ramp up, so NOW is the perfect time. Go get your flu, COVID, and RSV vaccines NOW to be protected for the holidays. Peak protection from vaccines takes around 2 weeks to ramp up, so now is the perfect time. No one wants to fall ill Read more…
Now is the time to get the RSV vaccine if you’re over 60
Infectious Diseases Vaccines Videos
Gretchen Peterson, Production Team
There are lots of holiday gatherings ahead. If you are 60 and over and haven’t yet been vaccinated for RSV, now is the time. All 60+ adults are eligible for the RSV vaccine, but the seasonal increase in RSV among young children has begun so it is even more important for those who are around Read more…
How long do flu shots last?
Infectious Diseases Vaccines
Malia Jones, PhD MPH
In general, you can count on 6 months of meaningful protection starting two weeks after you get your annual flu vaccine. Protection may wane earlier in older adults. Flu activity is just picking up now… it’s still a GREAT time to get your flu shot! Getting vaccinated in advance of flu season’s start ensures that Read more…
Peak protection from vaccines takes around 2 weeks to ramp up, so NOW is the perfect time. Go get your flu, COVID, and RSV vaccines NOW to be protected for the holidays. Peak protection from vaccines takes around 2 weeks to ramp up, so now is the perfect time. No one wants to fall ill Read more…
Now is the time to get the RSV vaccine if you’re over 60
Infectious Diseases Vaccines VideosGretchen Peterson, Production Team
There are lots of holiday gatherings ahead. If you are 60 and over and haven’t yet been vaccinated for RSV, now is the time. All 60+ adults are eligible for the RSV vaccine, but the seasonal increase in RSV among young children has begun so it is even more important for those who are around Read more…
How long do flu shots last?
Infectious Diseases Vaccines
Malia Jones, PhD MPH
In general, you can count on 6 months of meaningful protection starting two weeks after you get your annual flu vaccine. Protection may wane earlier in older adults. Flu activity is just picking up now… it’s still a GREAT time to get your flu shot! Getting vaccinated in advance of flu season’s start ensures that Read more…
There are lots of holiday gatherings ahead. If you are 60 and over and haven’t yet been vaccinated for RSV, now is the time. All 60+ adults are eligible for the RSV vaccine, but the seasonal increase in RSV among young children has begun so it is even more important for those who are around Read more…
How long do flu shots last?
Infectious Diseases VaccinesMalia Jones, PhD MPH
In general, you can count on 6 months of meaningful protection starting two weeks after you get your annual flu vaccine. Protection may wane earlier in older adults. Flu activity is just picking up now… it’s still a GREAT time to get your flu shot! Getting vaccinated in advance of flu season’s start ensures that Read more…
In general, you can count on 6 months of meaningful protection starting two weeks after you get your annual flu vaccine. Protection may wane earlier in older adults. Flu activity is just picking up now… it’s still a GREAT time to get your flu shot! Getting vaccinated in advance of flu season’s start ensures that Read more…
