The shoulder joint is made up of three bones: the clavicle (collarbone), the scapula (shoulder blade), and the humerus (upper arm bone). Injury to these bones and their surrounding ligaments and muscles is most often sustained during sports with repetitive overhead motions such as pitching in baseball or many swimming strokes.
Rotator cuff injections can be an effect treatment for rotator cuff injuries. Learn about the different types available.
The rotator cuff is prone to injuries both acute and chronic. Learn the scope of injuries that affect these muscles.
Rotator cuff injuries may be diagnosed as "full tear" or "partial tear," "high-grade" or "low-grade," or by other numerical grades. Learn how and why doctors use these diagnostic measures.
Surgery for rotator cuff injury is elective, but may be considered an option for patients who have large injuries or symptoms that don't respond to nonsurgical treatment.
Symptoms of shoulder impingement vary from person-to-person and are often dependent on activity level and any present underlying conditions.

People with shoulder impingement often complain of pain while reaching and throwing, and a feeling of weakness in the shoulder. Shoulder impingement is a common condition that is caused by a number of issues including overuse from sports and other shoulder injuries.