To curb the transmission of COVID-19, the Centers for Disease Control and Prevention (CDC) has recently begun to recommend using a cloth face covering when you’re out in public. But why exactly is ...

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 ...

One common concern about cloth face masks is the level of filtration they provide. The fabric’s mesh is often too open to filter out smaller particles such as smoke, dust, or viruses. A popular ...

Following new guidance issued last week by the Centers for Disease Control and Prevention that people in the U.S. wear masks in public settings to mitigate the spread of covid-19 between individuals ...