The rapid surge of COVID-19 transmission due to the omicron variant has put an increased focus on the type of masks people are wearing.
comparing how cloth masks blocked aerosols found the filtration rate varied widely from 1.4% to 98%.found using cloth masks when medical masks are in short supply can provider the user “good fit and filtration for personal protective equipment in some community contexts.”
In the CDC’s updated guidance, the agency says “any mask is better than no mask” as long as a mask is properly fitted with multiple layers of protection. The guidance also states that people can double-up on masks — wearing a disposable mask underneath and a cloth mask on top.The Biden administration announced last week that
to help combat the surge of COVID-19 cases in the United States, but it could still be weeks from happening.
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