There is much that isn't known about CTE, including why some athletes with a history of head blows never get dementia or other debilitating symptoms, who is most prone and whether genes or other health conditions increase the risk. Some of the symptoms occur in many people who never played contact sports,Wholesale Adidas Shoes China, and in other diseases, including Alzheimer's.
And some of the symptoms in former NFL stars may have nothing to do with head blows. |
