CTE: Repeated hits, not concussions, behind neurodegenerative disease

The neurodegenerative disease chronic traumatic encephalopathy can start early and without any signs of concussion, according a study released Thursday.The Alzheimer’s-like disease has been most commonly associated with former professional football players, but has also been detected in military veterans, including many who have been exposed to roadside bombs and other types of military blasts.Former NFLers call for end to tackle football for kidsPrevious studies have shown that repetitive hits to the head — even without concussion — can result in CTE, but scientists said this is the most definitive study to date to find this connection.”Now we have both the scientific proof, the pathologies to support it, and all the evidence to show that concussion is not linked to long-term neurological disease,” said Dr. Lee Goldstein, one of the authors on the study, published in the journal Brain.Goldstein and his colleagues from Boston University evaluated the brains of four deceased athletes, ages 17 and 18 years old. All four had died within a day to four months of receiving some sort of sport-related head injury and had a history of playing football.

Source: CTE: Repeated hits, not concussions, behind neurodegenerative disease – CNN

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