The radius and the ulna are bones in the forearm. Fractures, or breaks, of the radius and ulna are among the most common bone injuries. People may sometimes fall on their arms or use them to brace ...

The wrist is made of 8 tiny bones plus 2 bones in the forearm (the ulna and radius). All the bones meet together in joints, which enable the wrist to move in many different ways: side to side, up and ...

You have 20 muscles in your forearm, the part of your arm between your elbow and your hand. They help you move your elbows, wrists, hands, and fingers and perform many of the tasks of daily life. You ...