SHOULDER PAIN SHOULDER PAIN The shoulder is the most used joint in the body, thus the most frequently injured one as well. Since the shoulder is not a solid stable joint, it depends on its ligaments, muscles and numerous tendons for its safe-keeping and function. 9 FROZEN SHOULDER 9 SHOULDER BURSITIS 9 CALCIFIC TENDONITIS 9 SHOULDER ROTATOR CUFF 9 SHOULDER DISLOCATION 9 SHOULDER SEPARATION 9 STRAIN/SPRAIN 9 SHOULDER TENDONITIS 9 SHOULDER IMPINGEMENT