WASHINGTON -- With winter closing in and coronavirus case rates creeping up once again, White House chief medical adviser Dr. Anthony Fauci is warning that the vaccines' waning immunity combined with ...

According to a study of more than 5.5 million adults aged 50 years or older, vaccination with the bivalent BA.1 mRNA booster ...

Health experts are reinforcing the point that full vaccination remains highly effective against severe illness and death caused by COVID-19 as federal regulators consider the possibility of ...

WASHINGTON -- The Biden administration is expected to give Americans over 50 the option to get a second COVID-19 booster shot. As soon as Tuesday, the Food and Drug Administration could authorize ...