Whether throwing a ball, paddling a canoe, lifting boxes, or pushing a lawn mower, we rely heavily on our shoulders to do a number of activities. Normally, the shoulder has a wide range of motion, making it the most mobile joint in the body. But because of this flexibility, it is not very stable and is easily injured. Safely rehab shoulder injuries and with our three phase Road to Recovery Program. Strengthen and mobilize the muscles that support your shoulders with light resistance and tailored exercises.