As mandatory face coverings become more and more common, keep in mind, some are better at protecting from viruses than others. When issuing their face covering guidelines, San Francisco specifically ...

The authors reviewed existing evidence for filtration efficiency of cloth masks vs medical masks, and they found that cloth masks fared surprisingly well. Layers matter, as does the material used.

PITTSBURGH (KDKA) - As the Omicron variant continues to spread, there is a push for stronger masks by some health experts. Some feel cloth masks don't cut it anymore. The CDC came out and said wear ...

PHILADELPHIA — Two years into the COVID-19 pandemic, the public debate on masks is as heated as ever — especially in Philadelphia, which earned national attention for once again requiring masks in ...

Disposable masks break into micro-sized plastic fibers that can take up to 450 years to decompose. (Photo: Getty Images) Despite most states ditching their mask mandates, and the Centers for Disease ...

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