The radius is one of the two long bones in the forearm, located on the thumb side. It plays a key role in forearm rotation, wrist movement, and load transfer to the hand. Structurally, it consists of the head, neck, radial tuberosity, shaft, and styloid process. https://youtu.be/-U9eJX_uCI8?si=fV6IkGMQX82FUXzU