Smoky air is filled with microscopic flakes of particulate matter that can get into the lungs and even into the blood stream.Timothy A. Clary/AFP via Getty Images While a thick yellow haze has blanketed much of the Eastern U.S. this week, some of the poorest air quality in the world has been in New York City.
#people #development #getty-images #air-quality #pregnant-women #environmental-protection-agency #heart-failure #heart-attacks #cardiovascular-disease #virginia-tech
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