The infraspinatus is one of four muscles that make up the rotator cuff, which helps your arm and shoulder move and stay stable. Your infraspinatus is in the back of your shoulder. It attaches the top ...

Your infraspinatus is one of the four muscles that make up your rotator cuff. It plays a part in the movement and stability of your shoulder joint. You put your shoulder muscles to the test in many ...

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 ...