Not all face masks are created equal when it comes to curbing the spread of the coronavirus, the U.S. Centers for Disease Control and Prevention says. In an updated guide on face masks, the agency ...

On Aug. 7, the Centers for Disease Control and Prevention updated its considerations for wearing certain types of masks. The agency stated that it does not recommend people wear “masks for source ...

Face masks and limits on numbers are important, but good ventilation technology is the most essential ingredient of all in reducing the risk of the coronavirus spreading at public events indoors, ...

This week marks five years since March 13, 2020, the day President Donald Trump declared a national state of emergency over the novel coronavirus outbreak. The White House issued the President's ...

Guess what’s happening with Canadian wildfire smoke now covering a lot of the Eastern U.S., triggering bad air-quality warnings. Many more people are wearing N95 face masks again. After all, such ...