Most people recover from norovirus, a highly contagious infection, within a few days but it can be particularly risky for ...

The COVID-19 vaccine has prompted more than 10 times as many reports of adverse symptoms than the measles vaccine.

If you've already been vaccinated for measles, do you need to get a booster now that it's spreading in the US?

Half of the patients who received an experimental vaccine for pancreas cancer being developed by Roche and BioNTech following ...

A German court on Wednesday ruled that Pfizer and its partner BioNTech violated a COVID-19 vaccine patent held by Moderna .

In the 18 days since Robert F. Kennedy Jr. was sworn in as secretary of the United States Department of Health and Human ...

A recent outbreak of measles is prompting questions about the life-threatening disease and how to prevent it. Here's what to ...

Vaccination provides long-lasting 97% protection against measles infection. Most people who have been vaccinated do not need ...

WASHINGTON — Amid a growing outbreak of measles in Texas, recently confirmed Health Secretary Robert F. Kennedy Jr. is urging ...

Robert F. Kennedy Jr., a longtime vaccine skeptic, seemingly reversed course and touted benefits of MMR vaccine amid deadly ...

Adults born before 1957 are assumed to have natural immunity because they were likely exposed to measles before the vaccine ...

Measles has sickened nearly 150 mostly unvaccinated people in rural West Texas, and a school-age child has died.