But loosely woven cloth masks provide the least amount of protection and Americans in some cases might want to opt for higher quality masks like KN95 and N95 respirators, the Centers for Disease Control and Prevention wrote Friday in updated online guidance. The updated guidance comes after weeks of health experts urging Americans to upgrade their masks in the face of omicron, warning that cloth masks are not effective enough at stopping the highly transmissible variant from spreading. President Joe Biden said this week he is developing a plan to make the higher quality masks more widely available. It also suggests wearing a disposable surgical mask with a cloth mask over it to improve the fit. CDC warns loosely woven cloth masks are 'least protective' against COVID originally appeared on abcnews.go.com

Source: ABC News January 15, 2022 02:18 UTC