Smaller brain volumes seen in college football players

Brain structure changes in football players may be happening right from the beginning of their career, say the US authors of a new study.

The researchers used high resolution MRI to measure the brain volumes of 75 university-age men, 25 of whom played football and had a history of concussion, and 25 of whom played football but had no concussion diagnosis.

Compared with 25 non-football playing healthy controls, left hemisphere hippocampal volumes were 14% smaller in players with no concussion history and 24% smaller in those with

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