Hydrotherapy (Aqua therapy) is any activity performed in water to assist in rehabilitation and recovery from surgery, disability, or serious injury supervised by a physician or therapist. It is a form of exercise in a heated therapy pool and is a popular treatment for patients with neurologic and musculoskeletal conditions.  Aquatic therapy can support restoration of function for many areas of orthopedics, including sports medicine, work conditioning, joint surgery or pain, and back rehabilitation programs. Pool therapy interventions are designed to maintain or improve function such as: balance, coordination, and agility; flexibility; aerobic capacity/endurance conditioning; gait; locomotion; and body mechanics and postural stabilization.  Arthritis, nerve pain, and Bariatric weight reduction pool therapy is a popular and common form of treatment.