WASHINGTON (AP) - Federal authorities are investigating a massive counterfeit N95 mask operation in which fake 3M masks were sold in at least five states to hospitals, medical facilities and ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. In what the White House calls “the largest ...

3M N95 flat fold respirator masks evaluated for coronavirus protection. Schiff Responds to Court-Martial Threat 3 children among those killed in shooting at birthday party. What we know. Russia ...

3M has sued a medical supply company for allegedly trying to sell its coronavirus-blocking N95 respirator mask for 500% to 600% more than the list price, according to the lawsuit filed Friday. The ...

The study, led by researchers at Mayo Clinic Phoenix and the University of Tulsa (Okla.), involved 100 participants who successfully completed quantitative fit testing while wearing a 3M 1870+ ...

N95 respirators, the gold standard of filtration masks, are back in the pandemic spotlight because of the highly contagious Omicron Covid-19 variant. Unlike earlier in the pandemic, N95s are now ...

Though statewide coronavirus mask mandates have expired, many people have opted to continue wearing them to keep germs and other airborne viruses at bay. And with face masks now a common wardrobe ...