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 ...

"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 ...

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 ...

Face masks combined with other preventive measures, such as frequent hand-washing and social distancing, help slow the spread of the coronavirus (SARS-CoV-2) that causes COVID-19. So why weren’t face ...

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 ...

In a recent article published in the journal Physics of Fluids, researchers explored the influence of perimeter leakage on the effectiveness of face masks. Study: Perimeter leakage of face masks and ...