WASHINGTON -- People with certain health conditions that make them moderately or severely immunocompromised may get a fourth mRNA COVID-19 shot, according to updated guidelines from the US Centers for ...

A lot has changed in recent weeks regarding the COVID-19 pandemic. The arrival of the highly infectious, but likely less severe, omicron variant has forced U.S. health officials to re-examine guidance ...

A federal judge blocked parts of HHS's vaccine policy changes, siding with medical groups against Robert F. Kennedy Jr.'s agenda.

The Centers for Disease Control and Prevention on Thursday endorsed booster shots for millions of older or otherwise vulnerable Americans, opening a major new phase in the U.S vaccination drive ...

President Joe Biden told Americans last month that, “as a simple rule,” they should plan to get a COVID-19 vaccine booster shot eight months after their last dose, starting Sept. 20. But weeks before ...