What are the symptoms of a traumatic brain injury?

Brain injuries can range in scope from mild to severe. Traumatic brain injuries (TBI) result in permanent neurobiological damage that can produce lifelong deficits to varying degrees. read more

Seek emergency medical care if there are any signs or symptoms of traumatic brain injury following a recent blow or other traumatic injury to the head. The terms "mild," "moderate" and "severe" are used to describe the effect of the injury on brain function. read more

Symptoms of severe traumatic brain injury are also similar to those of mild traumatic brain injury but more serious and longer-lasting. Sign up for our weekly e-newsletter Stay up-to-date on the latest advances in Alzheimer's and dementia treatments, care and research. read more