Between 1997-2007, the number of emergency room visits for concussions doubled in children ages 8-13 who play organized sports.

Part of the reason is greater awareness, according to Mark E. Halstead, MD, pediatric orthopedic surgeon at St. Louis Children's Hospital and assistant professor of orthopedic surgery and of pediatrics at Washington University School of Medicine.

In this segment, Dr. Halstead, shares information for pediatricians on recognizing the signs of a concussion, the appropriate treatment and when to refer to a specialist.