Insufficient kidney essence and qi or deficiency of yin and yang will lead to kidney deficiency. Chinese medicine divides kidney deficiency into four types: kidney essence deficiency, kidney qi deficiency, kidney yang deficiency and kidney yin deficiency. Kidney yin deficiency includes kidney yin deficiency, yin deficiency and fire, mostly due to overwork, which leads to lack of material, manifested as soreness and weakness of the waist and knees, headache and dizziness; the so-called yin deficiency generates internal heat, and kidney yin deficiency will also appear as five heartburns and heat, such as the hearts of the hands, the hearts of the feet, the heart of the heart, insomnia, and heartburn, and in young people, it also manifests as premature ejaculation and spermatorrhea. Kidney qi deficiency includes weak kidney qi, kidney does not hold qi, the causes of kidney qi deficiency are, long time illness injury to the kidneys leading to kidney qi deficiency; long time coughing injury to the lungs; lung deficiency and kidney, kidney qi weakness, qi does not return to the original, excessive sexual intercourse depletion of vital essence, kidney qi deficiency is often manifested as lumbar and knee soreness and weakness, urine clear long, spermatorrhea, premature ejaculation in men, women menstruation is not complete, the tongue is white, the pulse is weak, and so on.