The subscapularis is a muscle in your shoulder that helps you internally rotate your arm. When your arm is internally rotated, it means that your palm is facing back, behind your body. The ...

Cable lateral raise is a shoulder exercise that works the middle head of the deltoid muscle, which is the rounded muscle at the very top of each shoulder. According to studies, this exercise ...

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 ...