Kidney with cysts, also known as renal cysts, should go to nephrology clinic for further examination to clarify whether it is simple renal cysts or hereditary renal cysts, and pay attention to the following aspects in daily life: i. Low salt diet, daily salt intake should be less than 6g. Second, prohibit drinking alcohol, because alcohol can stimulate the activity of polycystin and accelerate the growth of cysts. Third, prohibit coffee, strong tea, functional drinks and other beverages containing caffeine. Four, nutrition should be balanced and reasonable, usually pay attention to the supplement of miscellaneous food, and eat more fresh vegetables and fruits. Fifth, regularly go to the hospital for urological ultrasound to monitor the changes of kidney cysts.