Add Yahoo as a preferred source to see more of our stories on Google. Smoke from Canadian wildfires has impacted the air quality throughout United States, including in the northern High Plains, ...

Those affected by wildfire smoke focus on the colors red, purple and maroon on the air quality charts. Red used to be the scariest color. Why did that change?(Story aired on ATC on June 28, 2023.) ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. If you haven’t paid ...

The weather is expected to be quite pleasant in the Lehigh Valley on Friday, but those same conditions could create problems for those with breathing difficulties. The Pennsylvania Department of ...

Code orange alerts. Code red alerts. Code purple alerts. What’s the significance of all those colors popping up on air quality maps and in alerts issued by officials in New Jersey as thick plumes of ...

Smoke from Canadian wildfires has impacted the air quality throughout United States, including in the northern High Plains, Midwest, Great Lakes, southern Mid-Atlantic and into the Northeast. This has ...

Smoke from Canadian wildfires is again blanketing parts of the U.S. in a thick haze. Midwestern cities like Chicago, Minneapolis, Detroit and Milwaukee posted some of the worst air quality in the ...