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In light of the Omicron variant and at the urging of public-health experts, the CDC has updated its mask guidelines. The agency’s new standards stress that fabric masks are the least protective ...

Researchers have suggested that people with compromised immune systems should avoid re-using face masks due to germ growth. The finding was made as part of a Japanese study into face mask hygiene. In ...

Early on in the pandemic, a relative sent me a box of disposable masks and said they were medical grade because they were marked “Made in Taiwan.” At the time, Taiwan was known for its reliable PPE, ...