Osteoarthritis

Pain
Pain is a universal human experience. The International Association for the Study of Pain (IASP) defines pain as "an unpleasant sensory and emotional experience associated with actual or potential tissue damage or described in terms of such damage...  More »
Gale Encyclopedia of Neurological Disorders

Joint Pain
Joint pain can affect one or more joints. See also: Arthritis (inflammation of joints; Bursitis; Muscle pain.  More »
ADAM

Knee Pain
Knee pain usually results from overuse, poor form during physical activity, not warming up or cooling down, or inadequate stretching. Simple causes of knee pain often clear up on their own with self care. Being overweight can put you at greater ri...  More »
ADAM