A pediatric emergency medicine physician reveals the symptoms you should be watching for—and the four viruses responsible.

An advisory committee overseen by Health and Human Services Secretary Robert F. Kennedy Jr.’s vaccine advisory board will meet Thursday to discuss the medical guidance of the hepatitis B vaccine, ...

A new study suggests a single HPV vaccination appears just as effective as two doses at preventing the viral infection that ...

A dozen prior leaders of the U.S. Food and Drug Administration issued a scathing denunciation of an FDA memo to staff that ...

Nearly 40 babies have been sickened in an infant botulism outbreak tied to contaminated formula, federal health officials say ...