The human shoulder is made up of three bones: the clavicle (collarbone), the scapula (shoulder blade), and the humerus (upper arm bone) as well as associated muscles, ligaments and tendons. The …

Shoulder, in anatomy, the joint between the arm, or forelimb, and the trunk, together with the adjacent tissue, particularly the tissue over the shoulder blade, or scapula.

Sep 19, 2025 · Your shoulder joint (glenohumeral joint) is a ball-and-socket joint that connects your upper arm bone (humerus) and shoulder blade (scapula). This lets you move and rotate your arms. It …

Shoulder injuries are frequently caused by athletic activities that involve excessive, repetitive, overhead motion, such as swimming, tennis, pitching, and weightlifting. Injuries can also occur during everyday …

The shoulder complex is the connection of the upper arm and the thorax.

Jun 19, 2024 · Each shoulder is held in place by a group of four muscles and tendons, called a rotator cuff, which covers and protects the humerus and lets you raise and move your arm. There are also …

Jun 29, 2025 · Your shoulders can be affected by injuries such as sprains, strains and rotator cuff tear. Learn how to treat and prevent shoulder pain and injury.

Mar 19, 2024 · Try these simple at-home exercises to increase shoulder flexibility and strength:

Mar 23, 2015 · At the shoulder, three major bones meet and create a 90-degree angle: Clavicle: Also known as the collarbone, the clavicle extends across the front of the shoulder from the sternum to the...

Although the shoulder is the most movable joint in the body, it is also an unstable joint because of its range-of-motion. Because the ball of the upper arm is larger than the socket of the shoulder, it is …