One blow to head in car accident can cause long term problems
Josephine Cullotta September 5, 2019
Recent study shows how one severe hit to the head in a car accident, fall or assault is enough to trigger worsening brain deterioration and long-term cognitive problems in some people.
Researchers scanned the brains of 21 men and women who had a single major head injury. Their brain injury occurred 18 to 51 years ago in a was a car crash, assault or slip-and-fall. They all suffered severe initial brain injury symptoms like loss of consciousness for more than 30 minutes and have since developed problems with thinking, memory and motivation.
The scans revealed that 15 of the participants have unusually high levels of tau protein in their brains There is no treatment to slow or reverse brain deterioration following head injuries.