Throughout the U.S., many have noticed it's pretty hard right now to get your hands on those over-the-counter rapid COVID tests. But the Biden administration is hoping to offer some relief. Today, it ...

Moncef Slaoui, the former head of the Trump administration's Operation Warp Speed, says he's "cautiously optimistic" about how well existing vaccines will hold up against omicron, the latest ...

COVID cases are up — but that doesn't mean what it used to mean. Experts explain how to navigate this summer's uptick and what to expect this fall. It is a fact. COVID cases are up again. The CDC is ...

The pandemic has brought many tricky terms and ideas from epidemiology into everyone’s lives. Two particularly complicated concepts are vaccine efficacy and effectiveness. These are not the same thing ...

The FDA has approved a new COVID-19 vaccine formula targeting Omicron variants, but access to the vaccine is limited to those ...

The COVID-19 vaccines are on track for a big recipe change this fall. Today’s vaccines still contain the original coronavirus strain, the one that started the pandemic — even though that was long ago ...

COVID-19 antibody drugs from Regeneron and Eli Lilly should no longer be used because they don't work against the omicron variant that now accounts for nearly all U.S. infections, U.S. health ...