what causes extreme knee pain
Seeking Disability Insurance Benefits for a Knee Disorder and Need Claim Help? Common causes of knee pain include: 1  sprains and strains. 2  anterior knee pain (pain around the kneecap). 3  menisci or cartilage damage. 4  osteoarthritis. 5  tendonitis. 6  bursitis (housemaid's knee). 7  torn ligaments or tendons. 8  bleeding into the joint.