Delhi doctors explain how N95 masks can reduce exposure during severe pollution. Proper fit and reduced outdoor activity ...

N95 masks can cut the fine dust you breathe on smoggy days, but only when they fit snugly. Here's what they block, what they ...

An N95 mask filters at least 95% of airborne particles. It uses specialised filter material to trap tiny particles, including ...

Here’s what experts want you to know about protecting your health. By Dani Blum If wildfire smoke is polluting the air where you live, you might want to consider wearing a mask outside to protect your ...

As wildfire smoke air quality alerts spreads across parts of the United States, many people are asking the same question: Does wearing a mask actually help protect you from smoky air? Health experts ...

Members of the public generally do not need to wear N95 masks when commuting to work, school or while indoors, the Ministry ...

Washington DC will spend most of Friday with a Code Red or Code Purple air quality rating, meaning air pollution has reached levels that are unhealthy or very unhealthy. A thick blanket of Canadian ...

As wildfire smoke threatens air quality and safety for millions, here’s your playbook to keep your family safe from the damaging effects of smoke particulates. But it is the smoke and the stinging ...

As multiple wildfires burn in Canada and Minnesota, millions of people are being exposed to hazardous levels of air pollution. “Smoke carries a lot of particulates, and they can range in size,” says ...

As smoke from hundreds of Canadian wildfires continues to degrade air quality across parts of the Midwest, Great Lakes and Northeast, many Americans may be reaching for the disposable or cloth face ...