The study, which examined the effectiveness of the 2023-2024 COVID vaccines against the XBB and JN.1 Omicron variant waves, ...

U.S. health officials have expanded warnings about a rare heart side effect associated with the two leading COVID-19 vaccines ...

A contagious new COVID-19 variant called NB.1.8.1, aka "Nimbus," is now dominant in the United States, CDC data show. What to know about symptoms and vaccines.

Male doctor wearing gloves holding syringe taking coronavirus vaccine dose from vail preparing for covid 19 vaccination for ...

U.S. health officials, following recommendations by infectious disease experts, have been urging annual COVID-19 boosters for all Americans ages 6 months and older.

Federal health officials have changed the game for COVID vaccine access. Pregnant moms and others who rely on them to protect ...