How to check Air Quality Index on your iPhone and Apple Watch

Air quality index

If you're living in an area that's known to have poor air quality, then it's best keep a track of the AQI or Air Quality Index on a regular basis. Bad air consists of pollutants, allergens, pollens, and can cause long-term health problems. The Air Quality Index reports daily air quality and ranges from 0 to 500. When it comes to AQI, lower is always better. There are plenty of ways to track AQI, and you can do so right from your iPhone or Apple Watch.

Apple reports Q3 2021 revenue of $81.4 billion

While there are still some major issues hindering businesses all over the world, Apple continues to march ahead. Not so surprisingly, the company had yet another strong quarter over the middle of 2021. And today the company's revealing how well things went over the course of the last three months.