Wondering about the ingredients in flu vaccines? Find out what is and isn't in them and why.

Most people will be exposed to HPV at some point in their lives. See what you know about HPV by taking our multiple-choice quiz.

Find info about GBS, how it relates to vaccines, and vaccine-related recommendations for those who previously experienced GBS.

Viral shedding has been discussed in relation to masks and vaccines during the COVID-19 pandemic. Find out more about how these topics are related.

Find out why some medications may be expected to alter the response to the COVID-19 vaccine while others would not.

Learn about the scientific evidence that supports the long-term safety of COVID-19 vaccines.

Find resources about COVID-19 vaccines, including video interviews with Dr. Paul Offit and a Q&A page with more than 50 questions.

Find tips for putting on and taking off masks to decrease the chance for accidental exposure to germs.

Find out what causes several of the common symptoms people experience when they are sick, and what to consider before reaching for medication.

Children take their lead from parents, so how parents approach getting a vaccine lays the foundation for how toddlers, school-aged children and even teens will view getting a vaccine.