Football hits the brain hard

Scientists find changes in the brains of college football players

By Stephen Ornes, 18:14 PM May 26, 2014

Playing football is hard on a player's body. The sport can take a toll on the brain, too, according to a new study. It found a difference in the hippocampus, a part of the brain important for making memories. The hippocampus was smaller in college football players than in other men.

Researchers found the difference in hippocampus size was even more dramatic among football players who had been diagnosed with a concussion. A concussion is a blow to the head that may leave a person unconscious.

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