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    Repeated Head Hits, Not Just Concussions, May Lead To A Type Of Chronic Brain Damage

    Scientists believe they have solid evidence that repeated direct hits to the head can cause the degenerative brain disease seen in some athletes, even if there are no signs of concussion.
    by Tom Goldman Jan 18, 2018 6 minutes
    Aaron Hernandez (81), of the New England Patriots, lost his helmet during this play against the New York Jets in 2011. Hernandez killed himself in 2017, and researchers found that he had had one of the most severe cases of CTE ever seen in someone his age.

    We live in an age of heightened awareness about concussions. From battlefields around the world to football fields in the U.S., we've heard about the dangers caused when the brain rattles around inside the skull and the possible link between concussions and the degenerative brain disease chronic traumatic encephalopathy.

    A number of high-profile NFL stars have developed CTE, and parents are increasingly worried about how concussions may affect their children who play sports. The injury even has become part of popular culture, thanks to the 2015 film "Concussion."

    But now a high-powered team of researchers says all that focus on concussions may be missing the mark.

    It's really about hits

    A study published online Thursday in , a journal of neurology, presents the strongest case yet that repetitive hits to the head that don't lead to concussions —meaning no loss of consciousness or other symptoms that can include headaches, dizziness, vision problems or confusion — cause CTE.

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