Health & Fitness

How Does Air Quality Affect Our Health? A Lung Doctor Explains

The risk of strokes and heart attacks is increased during times of increased poor air quality, health experts warn.

A global index showed Chicago air quality was the worst in the world Tuesday.
A global index showed Chicago air quality was the worst in the world Tuesday. (CBS)

CHICAGO (CBS) — The dangerous air resulting from Canadian wildfire smoke pouring into the Chicago area has prompted warnings from doctors.

As CBS 2's Marybel González reported, the smoke was still lingering in the air Tuesday night. As of 10 p.m., Chicago retained the distinction of having the world's worst air quality, with an air quality index of 175. Detroit came in second with 171, according to IQAir.

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