It's time to up your mask game. With new, more contagious strains of the coronavirus spreading in the U.S., and transmission levels still very high in many places, some public health experts recommend ...

With medical grade masks still in short supply and badly needed at hospitals and other care centers, many Americans have turned to a variety of other options to help slow the spread of COVID-19, from ...

Five months after coronavirus took root in the U.S., face masks remain one of the most controversial and confusing parts of the pandemic. Changing public-health messaging hasn’t helped. In March, when ...