In recent years, however, the safety of the sport is being scrutinized as there’s a growing body of research evidence suggesting a clear link between football and brain injury. Specifically, repeated head concussions endured by many professional football players have been found to cause a brain disease known as chronic traumatic encephalopathy (CTE). According to Wikipedia, chronic traumatic encephalopathy (CTE) is described as a form of progressive degenerative disease. Currently, this brain condition can only be diagnosed definitively postmortem, which means that it cannot be diagnosed in living people.
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