Amid a shortage of medical-grade masks, federal guidelines now recommend everyone wear face coverings out in public. Here's ...
NEW YORK -- You better start stocking up on your surgical or N95 or KN95 masks. Studies are emerging that cloth masks are not as effective in preventing the spread of COVID. A study released in ...
Add Yahoo as a preferred source to see more of our stories on Google. Some say confusing messaging and poor communication about COVID and the ever-changing public health guidance has made it harder to ...
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