SAN FRANCISCO -- As fears rise over China's coronavirus outbreak spreading to the United States, more and more people are looking for ways to protect themselves. One of the most in-demand items are ...

Virus particles come from people, like you and me, when we are ill, even before we are symptomatic. While the necessity for masks for this pandemic may be ending, barrier face coverings (BFC) may, in ...

When the COVID-19 pandemic took off in 2020, so too did questions over the effectiveness of wearing a face mask to prevent the spread of the virus. Now, four years later, what does the science say? In ...

Many Americans have taken significant steps back from once-routine coronavirus precautions, with fewer than half now saying they regularly wear face masks, avoid crowds and skip nonessential travel.

Many Americans have taken significant steps back from once-routine coronavirus precautions, with fewer than half now saying they regularly wear face masks, avoid crowds and skip nonessential travel.