The AQI is measured on a scale from 0 to 500, with the lower the number, the healthier the air. (Getty Creative) But many Angelenos aren’t sure if the AQI tells the full story, especially given how ...

Air quality changes consistently. Depending on the different pollutants in the air that come from natural and human activity, some days can be easier to breathe than others. Air quality indexes ...

Poor air quality may be causing your skin irritation and itchy, dry throat. And with the nearly record-breaking summer heat set to continue at least through Labor Day, you'll need to understand the ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. The U.S. Air Quality Index (AQI) is the ...

An air quality alert continues for the entire Chicago area Friday, with poor air quality due to smoke from Canada wildfires expected to stick around all day and even into Saturday, the NBC 5 Storm ...

Mumbai experienced a significant decline in air quality, with the Air Quality Index (AQI) reaching 144, following a brief ...

There's confusion over how safe air quality is in L.A. as fires continue to burn, spewing wildfire smoke and toxins. We look at air quality readings, what's real and what's not and what people can do.

Smoke from Canadian wildfires is once again impacting air quality in the Chicago area, with air quality index readings Thursday morning in the "unhealthy" category for some suburbs, according to ...

Mumbai’s worsening air pollution is increasingly affecting residents, and actor Hina Khan has now shared her own experience.

Mumbai: Air quality across the Mumbai Metropolitan Region has deteriorated sharply since the start of the new year, with ...