NEW YORK: Head injuries may lead to the development of dementia many years later, a new study suggests.
Scientists discovered protein clumps, usually associated with Alzheimer’s disease, in the brains of people who were thought to have long ago recovered from a head injury.
The findings, by researchers from Imperial College London, may help explain why people who have suffered a serious brain injury appear to be at increased risk of dementia.
Although extensive research now suggests major head injury increases dementia risk in later life, until now scientists did not know why this was…