The document discusses concussions in sports, specifically among young athletes. It notes that concussions have risen 60% according to reports, though the actual number may be higher since some athletes do not report injuries for fear of not being allowed to play. The sports with the highest rates of concussion are hockey, football, basketball, and soccer at the high school level. While more men sustain concussions, women are more likely than boys to suffer concussions playing the same sports, possibly due to weaker neck muscles in women. The document lists common concussion symptoms and questions about preventing, evaluating, and treating concussions.