What do we have in common with fish, besides being vertebrates? The types of joints we (and most vertebrates) share most likely originated from the same common ancestor. But it’s not a feature that we ...

Your skeleton has different types of joints. Find out how they help us move. The joints of the skeletal system help us move. We have more than one type of joint. Learn how these different joints ...

If you’ve been noticing that your fingers, elbows and/or knees feel stuck and sore at times, the reason could be arthritis. “Arthritis can best be defined as tenderness and swelling of one or more ...

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 ...