Freeway Air Pollution May Cause Brain Damage

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Brains are affected by air pollution.

The air pollution that results from the millions of cars and trucks that crowd our highways is ugly stuff — there’s no doubt that the particulate matter it’s laced with causes respiratory illness, heart disease, cancer, and other devastating health effects. As bad as that is, we still might not be properly grasping the extent of the danger air pollution presents — researchers at USC have now linked freeway air pollution to increased brain damage in mice. And they’re concerned humans might suffer similarly.

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