A concussion is a mild traumatic brain injury (TBI) caused by a bump, blow, or jolt to the head or the body that causes the brain to move rapidly in the skull . The sudden movement of the brain in the skull stretches and damages the brain cells, creating chemical changes in the brain. To learn more about what a concussion is, watch this video.
But how can you really know that you have a concussion after an injury?
According to the American Congress of Rehabilitation Medicine, below are some things to look for following the injury:
One or more clinical signs ...