Knee osteoarthritis involves the gradual deterioration of cartilage, which can be the cushion which permits easy joint actions, inside the knee joint. As cartilage thins and wears away, bones within the joint may rub against one another, leading to pain, swelling, and reduced mobility. pulau sumatra yang paling banyak menang https://www.theorthopaedicandpainpractice.com/understanding-knee-pain-and-how-to-manage-it-in-singapore/