Mar 1, 2013 12:56 PM by NBC News
Head injuries among athletes are a growing concern and a new study reveals that even less forceful impacts, like soccer headers, may affect cognitive function.
Researchers found that high school female soccer players were significantly slower than non-players on computer tasks that required specific voluntary responses.
Experts say it would seem that even mild blows to the head can cause changes linked to some cognitive functions and say the app used in their research may be a quick and effective way to track these changes in athletes.
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