With the delta variant surging and health officials urging indoor mask use — and requiring masks indoors for many Bay Area locations — you've likely pulled out ...

For months, scientists have been saying masks reduce transmission of COVID-19. They now think masks can also make the illness less severe. The reason is the barrier created by a mask likely limits the ...

For a little bit of added protection against COVID-19, many people have begun adding filters to fabric face masks. In fact, many of the cloth masks available from small businesses and major retailers ...