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 set of four muscles and their tendons attach to the ball of the humerus, forming what is called the rotator cuff. The cuff becomes susceptible to tears with age. Reattaching the tendon to the bone ...

Shoulder ultrasound is a powerful, non-invasive tool for diagnosing rotator cuff injuries, bursitis, and other joint issues—if performed with correct technique. Success depends on understanding ...

What Is a Rotator Cuff? Your rotator cuff is made up of muscles and tendons that keep the ball (head) of your upper arm bone (humerus) in your shoulder socket. It also helps you raise and rotate your ...