See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Hospitals across the U.S. are reinstating COVID-19 mask mandates as the ...

Wearing a mask is one way to reduce the spread of COVID-19. There are many types, including surgical masks, cloth masks, and respirators. SARS-CoV-2, the virus that causes COVID-19, usually transmits ...