The shoulder, or pectoral girdle, is a structure that plays an essential role in many functions and movements. The three shoulder bones include the scapula, the clavicle, and the humerus. A shoulder ...

Pain in the right shoulder and arm is often due to muscle, tendon, or ligament damage, or due to damage to the peripheral nerves in those areas. In some cases, it could be a sign of a heart attack.

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 ...