Anyone who wants to live a long and healthy life must have a healthy and well-functioning kidney. The kidneys are very delicate and sensitive to many poisons. Therefore, first of all, we should pay attention to the diet, do not eat too much high protein, high sodium diet, protein daily 1.5-2 grams per kilogram of body weight is enough for the health needs of ordinary people. Don’t drink too much water either, just keep the daily urine volume at 1500-2000 ml, and advocate drinking plain water. 1, try not to use or use less drugs that have strong nephrotoxicity, try to avoid or reduce contact with a variety of toxic substances with strong nephrotoxicity. 2, quit smoking and avoid alcohol. 3, women should pay special attention to personal hygiene during menstruation, pregnancy, puerperium, etc., to prevent urinary tract infections. Develop regular and regular habits, do not hold back urine. 4, regular physical examination, especially urine tests, kidney function tests, early detection, timely diagnosis and treatment of various kidney diseases. 5, promote a healthy sex life, cleanliness, prevention of sexually transmitted diseases endanger the kidneys. 6, the body is thin and slender, to strengthen exercise, improve the contraction of the lumbar and abdominal muscles to prevent kidney prolapse.