I acknowledge that the above activity entails many risks of injury, even when played in an instructional clinic environment. These risks of injury include, but are not limited to, death, serious neck and spinal injuries (which may result in complete or partial paralysis), brain damage, serious injury to virtually all internal organs, bones, joints, ligaments, muscles, tendons, and other aspects of the muscular skeletal system and serious injury or impairment to other aspects of the body, general health, and well-being