The shoulder muscles are responsible for maintaining the widest range of motion of any joint in your body. This flexibility is also what makes the shoulder prone to instability and injury. Muscles, ...

Medical conditions affecting the heart or lungs can lead to chest and shoulder pain. It is important that people speak with a doctor if they experience unexpected or severe chest and shoulder pain.

Pain in the right shoulder and arm can occur due to injury, wear and tear, and other health conditions. You may experience other symptoms with certain causes. Shoulder pain is very common. Because ...

Shoulder arthritis is damage to the cartilage in the ball-and-socket joint of your shoulder. The smooth covering of cartilage between your shoulder bones allows your shoulder to move and rotate ...