SAN FRANCISCO -- There has been a lot of talk about testing for the coronavirus, but you may not entirely understand what the different tests are for. The coronavirus makes some people sick, some ...

STATEN ISLAND, N.Y. — With the terrifying coronavirus (COVID-19) pandemic of 2020 behind us and the world now returned to normal, many people have moved away from vaccination or even testing for the ...

Add Yahoo as a preferred source to see more of our stories on Google. As we get into another winter holiday season, COVID is still part of our lives. And although it's hard to predict exactly what ...

EMERYVILLE, Calif. (KGO) -- An East Bay biotech company is racing to launch a portable COVID-19 test that promises results in under 15 minutes. The need has never been greater Coronavirus: Shelter in ...