The skull has a role in protecting the brain, but it does not smooth inner surface has become soft brain tissue contusion potential risks. Direct mechanical trauma can damage the cerebral intracranial hematoma caused by trauma can damage the subcortical structures, can also cause vasospasm and ischemia.
Single serious injury, whether or not accompanied by a skull fracture, can lead to permanent brain damage can not be fully recovered, and left feeling, movement disorders, cognitive aspects. Even after neurological injury has been recovered, but if the loss of consciousness lasting more than 30 minutes, and the risk of Alzheimer's disease will be higher.
Long-term repeated mild concussions can cause cognitive disorders and other complications (such as boxers and other athletes). Studies have shown that the number of retired boxers bout life experience is the best predictor of dementia, but also related to heredity. Professional football players and wrestlers autopsy found that the pathological basis of cognitive and neuropsychiatric disorders, and boxers dementia diseases is the same.
Footballer, cognitive disorders wrestler and boxer are in retirement after a few years, but in order to distinguish the aftermath of the sport of boxing, football players and neurological degeneration is the wrestler known as chronic traumatic encephalopathy. Neurodegenerative boxer can be used to predict the number of rounds, but the football player and wrestler history of concussions but there is no corresponding record, and the lack of frequency and amount of concussions and nervous system damage inter - effect relationship.
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