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 …

Also called the glenohumeral joint, it is a ball-and-socket joint capable of the widest range of movements in the body, controlled by the six shoulder muscles. These muscles keep the shoulder joint in place, …

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 …

Mar 20, 2026 · The shoulder is a complex ball-and-socket joint comprising the head of the humerus, the clavicle (collarbone), and the scapula. The shoulder’s main motions are flexion, extension, abduction, …

In all, there are four major articulations associated with the Shoulder Complex involving the sternum, clavicle, ribs, scapula, and humerus, which work together to provide large ranges of motion to the …

What are shoulder muscles? Your shoulder is a ball-and-socket joint that allows you to perform a wide range of movements. You use these muscles for actions from throwing a ball to reaching an item on …

What most people call the shoulder is really several joints that combine with tendons and muscles to allow a wide range of motion in the arm — from scratching your back to throwing the perfect pitch. …

Oct 1, 2025 · Exercise and Fitness A quick shoulder workout you can do at home Try these exercises in succession or sprinkled throughout the day, to keep your shoulders healthy and pain-free.

The shoulder is made up of two joints, the acromioclavicular joint and the glenohumeral joint. The acromioclavicular joint is where the acromion, part of the shoulder blade (scapula) and the collar …

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...