Which masks protect against delta COVID-19 variant?...
The quality of the mask does matter. So if you can get your hands on a KN95 or N95 mask, that’s going to afford you a lot more protection." The agency also warns that about 60% of KN95 masks in the U.S. are counterfeit, and do not meet National Institute for Occupational Safety and Health (NIOSH)
Surgeon general urges US fight against COVID misinformation... KBTV | 2021-07-15 16:16 UTC
U. S. Surgeon General Vivek Murthy on Thursday called for a national effort to fight misinformation about COVID-19 and vaccines, urging tech companies, health care workers, journalists and everyday Americans to do more to address a "serious public thr