While shopping for N95 masks, experts recommend keeping the following in mind: Numerous N95s meet NIOSH’s requirements, but the CDC recommends reserving surgical-grade masks for medical ...

The filter material is inert," he said. "At this critical time, N95 masks should definitely be used past the expiration date." The CDC has tested samples of masks past their expiration date and ...

N95 masks are approved by the NIOSH and meet U.S. standards. The CDC estimates that 60% of KN95 masks sold in the U.S. are fake. Standard KN95 masks are manufactured in China and satisfy standards ...