1.Drink more water, urinate regularly, do not hold urine, avoid sedentary, moderate activity. 2.Every day to ensure at least 7 hours of sleep. 3, avoid smoking, alcohol, spicy, moderate amount of lean meat and eggs and other protein-rich food, but also moderate consumption of some deep-sea fish (swordfish, Spanish mackerel, etc.). 4, can be applied to the appropriate amount of dried fruit food (white melon seeds, walnuts, pistachios, etc.). 5, emotional attention to regulate emotions, avoid tension, anxiety and other adverse emotions. 6, pay attention to keep warm in the cold, to avoid catching a cold. 7, sperm extraction (semen examination) must be 3-5 days before abstinence, while abstinence should be abstinence from smoking and alcohol, avoid fever and cold, pay attention to rest, avoid strain.