If the femoral head necrosis, depending on the degree of the patient’s condition, such as mild and moderate femoral head necrosis, generally must be carried out on the hip joint load is relatively small exercise, to achieve both exercise hip muscle strength, but also does not aggravate the process of femoral head necrosis. The most suitable exercises are swimming and cycling. The reason is that swimming and bicycling are good exercises for the hip muscles, but at the same time, they are less stressful to the hip. For serious patients, such as patients with femoral head necrosis and hip replacement, it is also necessary to strengthen the hip muscles, which can prolong the life of hip replacement surgery and achieve the purpose of stabilizing the hip joint. At this time, you need to do exercises like swimming, cycling, etc. Try to do less movements like climbing mountains, stairs, bouncing, etc., which put more pressure and load on the hip joint.