By Otho Davis, Pure Matters When should you treat a sports
injury yourself, and when should you stop playing until you see
a physician? Here are a few sports injuries that you should know
about. Don't take chances with a concussion or any other head
injury. The brain is composed of tissue with the consistency of
gelatin and is normally cushioned by spinal fluid. A concussion
occurs when the brain knocks against the bony surface of the
skull. Injuries that can occur to the brain in a concussion are
bruising, tearing blood vessels, stretching nerve fibers and
increase in the pressure inside the skull as a result of
bleeding or swelling. In a concussion, normal brain function is
affected. Concussions can be caused by a blow to the head or by
a rapid deceleration that causes the brain to slosh inside the
skull. According to the Centers for Disease Control and
Prevention (CDC), 1.6 million to 3.8 million concussions due to
sports- and recreation-related activities occur each year. The
American Association of Neuro