Head Injury

This video is unavailable because we were unable to load a message from our sponsors.

If you are using ad-blocking software, please disable it and reload the page.
Playing
Concussions are among the most common head injuries and occur when the brain hits against the skull after a blow to the head, and is bruised. Research shows that head injuries can cause major problems later in life, such as long-term memory loss and dementia, later on in life.