Gonarthrosis or osteoarthritis of the knee is, after osteoarthritis of the hip, the second most common type of osteoarthritis. Wear to the cartilage of this joint causes the bones to rub together, resulting in intense pain and movement limitation. It is also a very rapid degeneration. This affects and impairs the quality of life of patients, who are usually women over the age of 40. Using a gonarthrosis knee brace helps to relieve pain and stabilise the knee. That way, the patient can return to living a more normal life.

