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For 2019, the 10 worst cities for air quality are in California and Arizona

AGreenLiving

The American College of Sports Medicine (ACSM) recognizes this, which is why for the 2019 American Fitness Index rankings, the ACSM added air quality as an environmental indicator of a city’s health. In fact, two of the most common pollutants are ozone and particles, like soot from wildfires. with the worst air quality.