HealthDay | Brain injury in veterans tied to higher Alzheimer's risk USA TODAY By the end, 16% of those who had suffered a serious head injury had been diagnosed with dementia, compared to only 10% of those without a brain injury — a 60% increase in those with head injuries. Veterans who had multiple risk factors — such as ... Traumatic brain injury linked to risk of dementia in Forces veterans Veterans With Brain Injury May Be at Risk for Dementia: Study Brain injury increases risk of dementia and early death |