If you only have a single-layer or loose-fitting mask, it may be smart to wear two at once. To double up, wear one cloth mask over another, or wear a cloth mask over a surgical mask. Experts have long ...

If you are going to buy a face mask to protect yourself and others from COVID-19, make sure it's a three-layered mask. You might have already heard this recommendation, but researchers have now found ...

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As the new coronavirus pandemic rages on, public health officials are again urging people to practice good hand hygiene, stay physically distant from people and wear a face covering when around others ...

It’s now abundantly clear that face masks are an important and effective tool in preventing the spread of COVID-19. But in a new study, researchers created a way to test the effectiveness of different ...