CTE is a very rare head condition and involves many treatments. This disease is obtained in numerous contact sports , Football , Boxing , Rugby and other head to head sports . Concussion is the most common factor of an severe brain injury , It alter in a way that the brain can not respond in a normal way . It can conclude with headaches and lost of vision , Concussion could have you sleep more or even a hard time sleeping. These reactions can last for days weeks or even longer , Young teens may recover faster than some adults and may receive and nothing concussion along the way see and slower recovery time . From prevention brain in from and CTE and concussion for an infants is make sure the infant head is always up properly in a straight position and not loosely tilted. When driving the infants should be in and car seat facing the seat and seatbelt buckled the most infant concussion happens in and car. From ages 2 to 9 they should be riding in a booster seat till there teen ages to and manditory seatbelt. Signs and Symptoms of and concussion Thinking ( Memory and reason of cause