Knee pain can be at any of the bones compromising the knee joint that is femur, tibia, fibula, the kneecap also known as patella, or the ligaments and cartilage called meniscus of the knee. The symptoms of the knee pain include difficulty in walking due to pain in the knee region, limping due to discomfort, unable to bend the knee due to stiffness, and swelling.
The extrapolated prevalence in Norway, is found to be 1,928,662 for two times of 60,270,708 population estimation used. The prevalence ranges from 0.1% to 0.4% in Norway. Mild knee pain can often be treated by self-care. This may include rest, ice, compression, elevation. The change in dietary supplements, exercising may also help depending on the severity of the pain. The doctors may recommend medication or surgery if the pain is severe.