Face masks can help slow the spread of coronavirus disease 2019 (COVID-19). Learn about mask types, which masks to use and how to use them.

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 ...

Okay, so it seems like everyone I know has come down with COVID this summer — even the people known as NOVIDs (never had COVID before). I’ve been lucky so far. What do I need to know to protect myself ...

With U.S. Covid-19 cases at very high levels and new vaccines still several weeks away, we asked experts for their advice on when and where to wear a mask. By Ceylan Yeğinsu and Dani Blum It is the ...