KN95 masks shouldn’t cost more than $3 apiece, according to the CDC. Additionally, it's a good idea to review lab testing documents that clearly illustrate how well a mask acts as a filter ...

If you’ve put your COVID face masks into retirement, it’s time to start wearing them again if you live in a large region of ...

Ideally, everyone (not just medical workers) should be using a KN95 or N95 mask for optimal protection when COVID cases are high or when there's a contagious variant like Omicron, according to the ...

As multiple wildfires continue to burn across Los Angeles, millions of people are being exposed to hazardous levels of air pollution. “Smoke carries a lot of particulates, and they can range in ...

It’s been just about five years since the coronavirus pandemic turned our world upside down. Surely, people have created ...

If you’re having a hard time getting an N95 mask, the good news is that KN95 masks can work just as well. They’re very efficient at filtering out particulate matter, according to Vance.

Using a fitter or brace is an especially good idea for people with ... Disposable face masks are less protective than N95 and KN95 respirators for two reasons. Disposable face masks have a looser ...

California Department of Public Health officials, in an email to EdSource, said N95, KN95, and KF94 masks are the best for preventing Covid, adding “a good fit and filtration continue to be the best ...