Just like your last relationship, the shoulder is super complex. The shoulder capsule, a tough fibrous sleeve, helps to hold the ball-and-socket joint together. An inner layer, called the synovium, ...

Fun fact: The shoulder joint is the most flexible joint in the body because of its ball-and-socket structure, which allows for a wide range of movements. Shoulder mobility exercises and stretches can ...

Shoulders can change your whole physique, and this workout is built to make them pop. We go through our big shoulder routine step by step, combining heavy presses with smart lateral and rear-delt work ...