1. from the sport, or get a severe shock sprain or ligament tear causes.
2. age and osteoarthritis the symptoms cause is airborne crash. Travel far. Stand or walk too much. The most extreme weight found in middle aged women
3. injury of cartilage in the knee because of a shock while being bent, knee pain swelling immediately. -Bend the knee cannot be stretched.
4. the button Shank Bone inflammation usually occurs in teens in knee bone growth is unusually fast.
5. movement of patella get accidents. Make the patella tendon tear anchor.
6. deterioration of the cartilage of the ball, Saba. The knee caused by too much activity till the surface is the cartilage degeneration.
7. Osteoarthritis occurs later arthritis such as gout