LOUISVILLE, Ky. — Louisville health officials have recommended wearing surgical masks, N95 or KN95 masks as omicron cases continue to spread. Dr. SarahBeth Hartlage from the Louisville Metro ...
Masks work best when everyone in the room has one on, but you’ll still benefit from masking up even when those around you aren’t. Credit...Aileen Son for The New York Times Supported by By Tara Parker ...