Shoulder injuries and different types of arthritis may cause acromioclavicular (AC) joint pain. The AC joint in the shoulder connects the collarbone to part of the shoulder blade. One of the AC ...

A joint is anywhere two bones meet, and we have about 350 of them. They’re essential for movement, flexibility and stability.

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 ...

Joint pain can be caused by a number of biological, psychological, and social factors. The most common cause of joint pain is ...

Joint pain can make it difficult to carry out basic tasks, from walking up the stairs to opening a jar and even typing. When it comes to the skeletal system, our joints have some of the most important ...

Doctors can inject medications directly into a person’s joints to reduce pain and swelling, and increase range of motion. There are various types of injections, but only some are covered by medical ...