The commonest type of arthritis, osteoarthritis is due to progressive wearing down of cartilage over time. This boundaries the selection of motion and triggers pain, stiffness, weakness and swelling of your knee. A piece of bone or cartilage might find yourself breaking off and floating inside the joint Room following https://www.theorthopaedicandpainpractice.com/knee-pain-in-older-patients-ages-55/