A concussion is a very serious condition that is often seen in sport and more and more incidents are being reported in a sport. It can range from very mild to very severe depending on the circumstances and it is usually caused by a sudden impact to the head from a traumatic (contact) event.
Loss of consciousness
A skull fracture is a break to one of the bones which form the head. These include the cranium at the back of the head, parietal bones on the side and frontal bone or forehead.