NEW YORK A woman wearing a protective N95 mask. (Photo by Jeenah Moon/Getty Images) The U.S. has just had another spike in Covid-19 infection. At the same time, influenza and RSV infections have also ...

People have begun wearing two masks to protect themselves and others from the spread of the coronavirus, after the Centers for Disease Control and Prevention suggested recently that it might be a good ...

Select independently determines what we cover and recommend. When you buy through our links, we may earn a commission. Learn more. Wearing a face mask when you’re in a public setting is one of the ...