1, avoid walking for a long time, avoid walking with weight, do not walk on uneven ground, rural patients should not walk on the virtual land (just plowed soil is relatively soft), avoid climbing mountains. Excessive exercise increases the stress on the joint surfaces and increases wear and tear. Long-term strenuous exercise can also cause excessive stress and strain on the bones and surrounding soft tissues, resulting in local soft tissue damage and uneven stress on the bones, so avoid long-term strenuous exercise. 2, do not get cold, do not take a shower immediately after sweating, do not blow immediately after the shower, fumigation patients, do not go out immediately after fumigation. Cold stimulation of the knee joint leads to synovitis, bursitis and cold spasm of the leg muscles, or vasoconstriction, tissue hypoxia, which in turn triggers knee pain. 3. Obese people try to reduce their weight. Excess weight is one of the major causes of degenerative spine and joint degeneration. Excess weight will accelerate the wear and tear of joint cartilage, so that the pressure on the cartilage surface of the joint is not uniform. Therefore, for overweight people, appropriate weight loss can prevent degenerative spine and joints. 4, knee patients every morning, before getting out of bed to practice empty pedal bike . You can also practice pedaling and swimming. 5. Be careful not to get injured or fall.