A study of over 357,000 US veterans found that even one mild brain injury doubled the risk of having dementia years later. Veterans who lost consciousness from their head injuries were 2.5 times more likely to develop dementia

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A study of over 357,000 US veterans found that even one mild brain injury doubled the risk of having dementia years later. Veterans who lost consciousness from their head injuries were 2.5 times more likely to develop dementia