Learn what the air quality index (AQI) means, how it impacts your health, and how to stay safe when pollution is high.

The AQI is measured on a scale from 0 to 500, with the lower the number, the healthier the air. (Getty Creative) ...

Angelenos still bothered by the smell of smoke may be surprised to see that Air Quality Index numbers returned to “healthy” or “moderate” levels this week in L.A. County, but they shouldn ...

"Air pollution has been so normalized in India that no one even notices anymore despite the science of its negative...," the ...

Fortunately, the US Environmental Protection Agency has a resource called the Air Quality Index to help monitor air quality. We'll explain how it works and how you can use it to avoid unhealthy ...

Share on Pinterest If you live in an area where you may be exposed to wildfire smoke, check your local Air Quality Index (AQI) before exercising outdoors. Jay L. Clendenin/Getty Images Wildfire ...

explained one user. "While Delhi aqi is truly awful, I don't think the comparison with a coastal city with heavy winds is very accurate," commented another. The Air Quality Index, often referred ...

Here's how to tell if you're in an area at risk. What is the Air Quality Index, or AQI? The Air Quality Index, often referred to as AQI, is a federal measure of the amount of air pollution ...

Experts argue that a blanket ban on construction won't solve Mumbai's air pollution; targeted C&D waste management is essential for improving air quality.