Supination and pronation are terms used to describe the up or down orientation of your hand, arm, or foot. What it means can depend on which part of the body it describes. When your palm or forearm ...

The elbow is a complex hinge whose basic range of motion occurs in a single plane. Pronation and supination of the forearm result from motion of the radius on the capitellum and at the radioulnar ...

While running might seem like something you can just get up and do, it’s extremely important that your form and technique while exercising is correct to limit any harm on your body. Whether you are ...

The annular ligament encircles the neck of the radius and holds it tightly in place against the ulna (Figure 1), thereby maintaining the position of the proximal radius in relation to the ulna and the ...

Pronation is the inward movement of the foot as it rolls to optimally distribute the force of impact on the ground as you run. With "normal" pronation, the foot “rolls” inward about 15 percent, comes ...