Concussion Definition, Causes and Myths

A concussion may result from a direct blow to the head, face, neck, or elsewhere on the body where the force of the blow is transmitted to the head. Concussions occur from blows to different parts of the head and of varying magnitude.

Recommendations from the American Academy of Pediatrics (AAP) on the evaluation and treatment of sport-related concussions in children and adolescents based on the latest consensus of experts.

Labeling a child's head injury a "concussion" may convey the wrong message to parents, athletes and athletic trainers about its seriousness, say the authors of a 2010 Canadian study.