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Dec. 15 2011 12:00 AM

Testing athletes for concussions may induce mental fatigue in subjects whether or not they have a head injury, according to Penn State researchers.

"Testing for a long period of time can induce fatigue," said Semyon Slobonouv, professor of kinesiology. "But at the same time, fatigue is a symptom of concussion. ... How do you rule out fatigue if you get fatigued while taking the test?"

Continued at MedicalNewsToday>>


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