Air pollution is known to be detrimental to our lungs and heart, but recent findings suggest it may also negatively impact our metabolism.
A study conducted by the University of Zurich and Case Western Reserve University reveals that prolonged exposure to polluted air can damage the body's ability to regulate blood sugar, potentially increasing the risk of insulin resistance and type 2 diabetes.
Researchers focused on particulate matter (PM2.5), tiny particles in the air that can be inhaled deep into the lungs, originating from sources such as car exhaust, smoke, and factory pollution.
To investigate the effects of PM2.5, scientists conducted an experiment on mice, exposing some to clean, filtered air and others to air filled with PM2.5 for six hours a day, five days a week, over a period of 24 weeks.
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Author's summary: Air pollution may hurt metabolism.