Removing a kidney does not affect a person’s life expectancy very much, and he or she can live to an average age of 73. For example, some people are born with isolated kidneys and have only one kidney at birth. For example, some people with congenital isolated kidneys are born with only one kidney. For those who have kidney transplants, they have to donate one kidney as a kidney donor, and the remaining kidney will have little effect on their daily life. But after removing a kidney, it will still have an effect on the body more or less. Although a kidney will be compensated for the increased function, but after all, not as good as two kidneys, which requires extra protection. Usually do not abuse drugs, especially antibiotics, painkillers, are a certain damage to the kidneys. Diet should pay attention to low-salt, low-fat, high-quality protein diet, avoid eating too much protein, which will cause the burden on the kidneys. Have a regular routine and avoid bad habits such as staying up late, overworking, smoking and drinking alcohol, so as to provide better protection for the kidneys.