Your body is based up of many bones that are connected through joints like your knees, elbows, and hips. The joints are made up of cartilage, a rubbery layer to make to protect your joints when they bend. Sometimes the cartilage isn't enough to ensure that the joints work properly and painlessly. Synovium is a liquid that acts being a lubricant for your joint, and sometimes when the cartilage starts to wear out, the synovium becomes inflamed, bringing on osteoarthritis or rheumatoid…