Using portable high-efficiency particulate air purifiers at home can significantly lower systolic blood pressure in adults ...

Maine's air quality continues to suffer from lingering Canadian wildfire smoke, so we asked a health expert why exposure to ...

As the second weekend of August arrives for North Carolina residents, increasing levels of particle pollution will arrive.

The National Weather Service issued air quality alerts on Monday for millions of Americans in Wisconsin, Michigan, ...

Air quality alerts have been issued across 12 states for Wednesday, according to the National Weather Service.

Particulate matter, or particle pollution, is the mix of solid and liquid droplets floating in the air, according to the Environmental Protection Agency. It can come in the form of dirt, dust ...

York County’s air quality will be improved but could still cause problems for those sensitive to particle pollution.

As smoke begins to dissipate, Michigan's statewide advisories have ended, though some remain for Upper Peninsula and northern areas as for Aug. 6.

Wildfire smoke from Canada has prompted officials to place the Lehigh Valley and surrounding counties under an air quality ...