Do Face Masks Protect The Wearer From Coronavirus? Yes, Says CDC : Shots - Health News : NPR

The public health agency had previously emphasized that masks protect other people from viruses you might expel. The new advice gives a less altruistic reason to wear face coverings.

COVID-19 Response and Reopening Schools

CDC wants to give people a break from wearing masks as pandemic improves, director says

CDC updates guidance on the best masks to protect against COVID-19 - CBS News

2021 Archives /news/2021-News/ University of Maryland School of Medicine

Federal Register :: COVID-19 Vaccination and Testing; Emergency Temporary Standard

Federal Register :: COVID-19 Vaccination and Testing; Emergency Temporary Standard

Do Face Masks Protect The Wearer From Coronavirus? Yes, Says CDC

Face masks during the COVID-19 pandemic in the United States - Wikipedia

PDF) The Great Mask Debate: A Debate That Shouldn't Be a Debate at All