What Is a Rotator Cuff Impingement? A rotator cuff impingement is a type of injury that causes shoulder pain. It affects the muscles and tendons between your arm bone and the top of your shoulder. You ...

Your rotator cuff includes several muscles that support range of motion in your arm and shoulder while holding the socket in place. The rotator cuff is a group of four muscles that hold your upper arm ...

A rotator cuff tear is a partial or complete severing of the rotator cuff tendons in the shoulder, usually due to injury. A strain is different, as it involves an overstretch of the tendons. The ...