Wildfire smoke increases tiny particles in the air known as particulate matter that can be harmful to people’s health.

Smoke from wildfires — like the ones in Los Angeles — can have health consequences. Here's what experts expect.

As thousands of acres burn across Southern California, wildfire smoke is causing poor air quality in the region and beyond.

Remember, accidentally inhaling wildfire smoke can irritate your eyes, nose, throat, and lungs, per the CDC. So do your best ...

Good (Green): 0-50 AQI means there is little or no health risk associated with air quality. Moderate (Yellow): 51-100 AQI ...

The smoke was expected to most heavily affect northwest coastal LA County, and in areas nearest the Palisades, Eaton and ...

Already known for having some of the worst air quality in the U.S., people in Southern California are now also at risk of ...

Air quality across parts of California is deteriorating to hazardous levels as strong winds drive rapid wildfire spread and ...

A map from AirNow suggests that the air quality around Los Angeles and Anaheim, California, is unhealthy as the Palisades ...

As wildfires ravage Los Angeles, experts answer key questions about how wildfire smoke affects health and how to protect ...

Major air pollutants have declined in recent decades, but USA TODAY’s analysis shows wildfire smoke is taking their place.