Michigan officials advise wearing an N95 or P100 mask when outdoors as wildfire smoke causes poor air quality statewide.

Smoke contains fine particles that can travel deep into the lungs.

Wildfire smoke is affecting air quality is Code Red alerts across parts of the U.S. Here's whether N95 and KN95 masks can help protect your lungs.

Not all masks protect against wildfire smoke. Here's what experts recommend as air quality declines in some states due to ...

As wildfire smoke and high temperatures plummet air quality in the Chicago area, experts are advising people to limit their exposure to the outside air. Those who can't spend the entire day inside, ...