Repeated hits, not concussions, cause CTE, study finds

The neurodegenerative disease chronic traumatic encephalopathy can start early and without any signs of concussion, according a study released Thursday.

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The neurodegenerative disease chronic traumatic encephalopathy can start early and without any signs of concussion, according a study released Thursday.

http://ift.tt/fJo911 Repeated hits, not concussions, cause CTE, study finds