Facing the surge in COVID-19 cases fueled by the spread of the highly transmissible Omicron variant, some colleges are upgrading their face-masking requirements for the spring semester. They say cloth ...

New research shows that while many cloth and medical masks fall short against tiny airborne particles, simple hacks like overmasking or using braces can dramatically improve your protection, yet only ...

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"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Most face coverings, the CDC says, will slow the coronavirus—whether or not the wearer knows he’s ...