Hinge joints move in one direction, like doors, and are in knees, elbows, and fingers. Injuries or arthritis can cause pain and swelling in hinge joints, but ice and rest help reduce pain. Physical ...

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 ...