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Study finds repetitive brain injuries may accelerate aging, dementia risk

Repetitive head injuries that occur during contact sports and military service may accelerate the aging process by increasing the build-up of beta-amyloid in the brain, leading to worse disease and an increased likelihood of developing dementia. In particular, boxers fared the worst among athletes and military veterans with a history of head injuries.

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Dr. Sears Comments:

Dr. Barry Sears

It is not clear that tau protein is the cause of the cognitive problems. What is clear is that inflammation drives the underlying process.

 

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