Hinge Health, the San Francisco-based startup that offers a digital solution to treat chronic musculoskeletal (MSK) conditions — such as back and joint pain — has closed a $90 million Series C. The ...

What are Temporomandibular Joint Disorders? The temporomandibular joint (TMJ) is a hinge joint between the lower jaw (mandible) and the temporal bone of the skull, just in front and below each ear. It ...

Hinge joints allow flexion and extension only. Flexion – bending a joint. This occurs when the angle of a joint decreases. For example, the elbow flexes when performing a biceps curl. The knee flexes ...

The following guidelines will discuss precautions to protect your new knee joint, exercises to increase your knee strength and range of motion, and techniques to manage activities of daily living to ...