With rising city pollution, protecting your lungs from PM2.5 and PM10 is vital. Experts advise using N95 or KN95 masks for ...
Use N95, or better, masks and make sure they cover your nose and mouth. By Claire Moses Today’s the day to put that mask back on. As smoke from wildfires in Canada drifts over large parts of the ...
from people infected with SARS-CoV-2, published May 29 in eBioMedicine, a Lancet journal. “The research shows that any mask is much better than no mask, and an N95 is significantly better than the ...