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 ...

The rotator cuff is a set of muscles that helps the arm and shoulder move. Injuries to the rotator cuff are fairly common, but many effective treatments are available. These muscles work together to ...

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 ...

What Is a Rotator Cuff Tear? A rotator cuff tear is a rip in the group of four muscles and tendons that stabilize your shoulder joint and let you lift and rotate your arms (your rotator cuff). It’s ...

Way back in the '90s, I remember sitting in a kinesiology class, learning about the rotator cuff for the first time. The whole structure seemed wildly complex, with four different muscles acting ...

These four muscles (subscapularis, teres minor, supraspinatus and infraspinatus) are relatively small, but they work together in an interconnected patchwork to support shoulder movement in any ...