Flexion and extension refer to directions of motion that affect the angle of a joint. Flexion is when the joint is closed, while extension is when it is opened. Flexion and extension are the two ...

Your elbow is important because it allows you to move your hand into almost any position so you can perform various activities. When your forearm moves toward your body by bending at your elbow, it’s ...

Neck flexion is the action of moving your chin down toward your chest. Even though it’s a simple motion, it’s possible to develop pain, tightness, and decreased mobility in this area. Causes may ...