The functioning or movement of knee joint may significantly reduce or become painful resulting in the difficulty or inability of the person to perform daily activities.
Causes:
Knee functioning may reduce due to various reasons including injury to the joint and certain disorders like osteoarthritis, rheumatoid arthritis, gout etc.
Symptoms:
It is itself a symptom in which the patient complains about the decrease in the functional activity of the joint in terms of flexibility or movement of the joint.