Obesity has been a major global health issue in recent decades as more people eat unhealthy diets and fail to exercise regularly. But are other forces that further stack the deck against those dealing with obesity? A new University of Michigan School of Public Health study suggests that air pollution, primarily nitrogen dioxide and ozone, tips the scale in women’s weight, body mass index (BMI), waist circumference, and body fat. Xin Wang, a research investigator in the Department of Epidemiology at the University of Michigan School of Public Health, discusses the interaction between air pollution and physical activity on body composition.
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