Perhaps, but many sports (such as football and American football) are far too popular to end anytime soon.
Additionally, it may be given as a precaution after a first concussion (car wreck, for example), even if that person is unlikely to be "banged on the head everyday"
Additionally, it may be given as a precaution after a first concussion (car wreck, for example), even if that person is unlikely to be "banged on the head everyday"