"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Wildfires continue to burn in Canada, causing smoke to drift south into some parts of the U.S. That smoke ...

A new meta-analysis finds that wearing masks during the COVID-19 pandemic—even N95 masks—may not have afforded individuals any more protection against the virus. Researchers from various prestigious ...

SAN FRANCISCO -- As fears rise over China's coronavirus outbreak spreading to the United States, more and more people are looking for ways to protect themselves. One of the most in-demand items are ...

This upcoming winter season, the stage is set for seasonal sickness and COVID-19 infection rates to surge aggressively, in what's being called a "tripledemic" — and healthcare experts are urging ...

As wildfires scorch Canada and smoke blankets the United States from Minnesota to New England and south to Florida, millions of people are under air-quality alerts. Face masks — the same kind used in ...

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 ...

For people with compromised immune systems or children too young to be vaccinated, the end of the mask mandate for planes, trains and busses could be unnerving. That’s because experts say masks work ...