Mask valves might make you breathe a little easier, but when it comes to fighting COVID, wearing one is a bad move. (Unsplash/) When shopping for face masks to prevent the spread of COVID-19, you ...

The Delta variant has become the dominant strain of COVID, now accounting for more than 93% of all cases in the U.S., mostly among the unvaccinated population. The Centers for Disease Control and ...

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 ...

A new simulation shows the limitations of face shields to protect against the coronavirus. Researchers at Florida Atlantic University in Boca Raton used laser light to show how face shields are able ...

CAPE TOWN - A study from the National Institute of Standards and Technology (NIST) produced a new flow visualisation that demonstrates the effective use of face masks illustrating how facemasks with ...

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 ...