Bad kidney in men can be divided into kidney yang deficiency and kidney yin deficiency in Chinese medicine. Men with kidney yang deficiency often show fatigue, mental weakness, fear of cold, fear of cold, impotence, premature ejaculation, and are prone to prostate enlargement and a corresponding increase in the number of night urination. For patients with kidney yin deficiency, it often leads to strong yang and easy to lift, seminal emission, premature ejaculation, dizziness, tinnitus, insomnia and dreaminess, hot flashes and night sweats. If renal insufficiency, elevated blood creatinine and urea nitrogen are present, edema, hypertension, heart failure, anemia, gastrointestinal bleeding, disorders of the internal environment, such as hyperkalemia, low calcium, high phosphorus, metabolic acidosis, etc., in addition to the possibility of uremic encephalopathy or even death.