Kidney maintenance has the following points: 1, to ensure the daily supply of water, should drink 1000-1500ml of warm boiled water every day, preferably pure water, can ensure the normal metabolism of toxins in the kidneys, reduce the accumulation of toxins in the kidneys, for the maintenance of the kidneys have certain benefits. 2, abstinence, mainly sexual life should be controlled, theoretically not more than 2 times a week, can reduce kidney damage, especially the kidney essence 3, prevention of related diseases, common are diabetes, hypertension, and even liver disease, should be prevented, to prevent these diseases lead to circumstance, kidney aging, kidney overload, kidney failure. 4, to ensure sleep, adjust the structure of life, do not be too fatigued, especially mental stress not too much, find the right way to relieve. 5, diet must be careful, less salt every day, less Eat fatty food, less junk food with especially high calories, etc.