The air quality index (AQI) in many LA regions looks good, but that doesn't mean the air is safe. Why it matters: The AQI in your weather app doesn't account for all pollutants caused by wildfires.

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

Tech billionaire Bryan Johnson cut short an interview in India due to poor air quality, prompting Nithin Kamath of Zerodha to ...

If the air quality in your area is compromised, there are several things you can do to protect yourself. Special attention should be paid to those who have compromised respiratory, lung or heart ...

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 ...

AirNow suggests that the air quality index (AQI) around Los Angeles was moderate, at 64, at the time of publication. AQI uses a scale from 0 to 500, with readings below 50 considered "Good" and ...

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 ...