Health officials say the need for the pneumonia vaccine now depends on age, medical conditions and which vaccine you’ve already received.

To help answer common vaccine questions, we consulted Dr. Stanley Perlman, a professor at the University of Iowa’s Carver ...

The Food and Drug Administration authorized an updated formula for mRNA COVID-19 vaccines to adjust for the XBB1.5 variant this fall amid a surge in cases right after summer. With a long schedule of ...

While speaking at a Thursday news conference for Gov. Ron DeSantis in Jacksonville, Florida, Dr. Joseph Ladapo, that state's surgeon general, advised people to steer clear of the updated booster ...

Getting a COVID vaccine or booster while pregnant can benefit both the mother and the baby, according to a new study published in the journal Vaccine. Researchers from the Infectious Diseases Clinical ...

A bivalent messenger RNA vaccine targeting both the ancestral and omicron BA.4–BA.5 sublineages of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) (Pfizer–BioNTech) was introduced in ...