Centers for Disease Control (CDC) Director Dr. Rachelle Walensky signed off on a recommendation to offer COVID-19 booster shots from Johnson & Johnson and Moderna. A vaccine advisory panel for the CDC ...

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 ...

SAN FRANCISCO -- Moderna announced people may need a second booster to increase protection. But is a fourth shot the right approach? ABC7 News reporter Luz Pena from San Francisco spoke to multiple ...

On Friday, the Centers for Disease Control and Prevention updated recommendations for booster shots, saying that people who got the Moderna vaccine should now seek out a booster five months after ...