According to a report published by the Armed Forces Health Surveillance Center, 730 individuals who served in an active or reserve component were hospitalized or medically evacuated for injuries incurred while performing wrestling, judo, and unarmed combat training. Unsupervised execution of combatives techniques is strongly discouraged. A large percentage of 45.6% occurred in the lower extremities. fractures primarily of the ankle, tibia, or fibula accounted for nearly one half of the injuries.