"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." With new variants come symptoms like a sore throat, fever, cough, and fatigue, so it's important to mask ...

The demonstration does not show what it claims to show. Studies have repeatedly found that cloth masks used to fight the spread of COVID-19 do not unsafely reduce oxygen flow. A viral video uses a ...

Masks work best when everyone in the room has one on, but you’ll still benefit from masking up even when those around you aren’t. Credit...Aileen Son for The New York Times Supported by By Tara Parker ...

Experts are calling on the Ministry of Health to improve its mask wearing guidelines to ensure New Zealanders are protected in the wake of highly transmissible variants of COVID-19. They say current ...

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A computer model deepens our understanding of airflow while wearing face masks, where particles land in the respiratory tract and the effectiveness of three-layer surgical masks. Even though it has ...