Dr. Ulep recommends wearing an N-95 mask when spending time outdoors if the air is polluted to that level. To stay healthy ...

Smoke tied to ongoing wildfires in Canada is again expected to affect air quality levels in parts of Nebraska.

As hundreds of wildfires burn across Canada, smoke is traveling south and potentially affecting Americans’ health. Here's why ...

Plumes of smoke are blanketing large swaths of the U.S. and parts of Europe, presenting risks for those breathing it ...

Poor air quality in Michigan and Maine prompted officials to tell people to keep an eye out for symptoms such as coughing.

Canada is having another bad wildfire season, and more than 27,000 people in three provinces have been forced to evacuate. The smoke is even reaching Europe, where it is causing hazy skies but isn't ...

An air quality alert has been issued for NYC and N.J. today, as smoke from the Canadian wildfires blows into the Tri-State ...

Canada has one of the world's largest forests. It's experiencing heat and drought. It's a recipe for wildfires — and for smoke in Michigan summers.