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, ...

Your deltoid muscles make up a main muscle group in your upper body. They’re connected with many other muscles and bones in your upper back, neck, and shoulder region and are extremely mobile. They ...

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 ...

Whether you’ve had an injury or you’re experiencing arthritis, shoulder pain can have debilitating effects on everyday life, and especially on sleep. To learn ...

Pain in the right shoulder blade can result from various factors, including an injury, arthritis, and gallstone disease. Treatment depends on the cause but may include stretching exercises or ...