(CNN Newsource) — Home-made cloth face masks likely need a minimum of two layers, and preferably three, to prevent the dispersal of viral droplets from the nose and mouth that are associated with the ...
PORTLAND, Ore. — With new, more infectious variants of the coronavirus popping up in the U.S., it's more important than ever to not just wear a mask but to wear the right mask. In fact, one expert ...
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