Part one of a two-part series dedicated to Rehabilitation, this issue explores rehab from the perspective of the Athletic Trainer and Physical Trainer. Guest Editor Dr. Jeff Konin of the University of South Florida's Department of Orthopedic Surgery and his team of contributors discuss key subjects, such as the rehabilitation referral, return to play criteria, strength and conditioning, the future of rehab, concussion, and of course, rehabilitaion of specific areas of the body including the shoulder, elbow, knee, hip, and more.