A common complaint physical therapists and orthopedic physicians treat is aching and occasional sharp pain in the shoulder and upper arm. These symptoms, which may start suddenly or develop over time, are often a sign of an injury to the rotator cuff. The rotator cuff is perhaps the most vulnerable component of the shoulder. The shoulder, a complex structure, is one of the most mobile joints in the human body. Few sports or daily activities are unaffected by the mechanics of this human … [Read more...] about Preventing Shoulder Injuries