Male diseases such as impotence and premature ejaculation are mostly caused by dysfunction of spermatogenesis or excessive sexual intercourse, which is related to lack of essence, lack of nutrients in the brain and lack of nutrients in the subcutaneous nerve. The fundamental point is the decline of spermatogenic function, which leads to insufficient vitality and unstable qi. Among them, too much sex and old heart consume a lot of essence. Therefore, we should start with the spermatogenic organ "testis" of the human body, and we can also use the sperm nourishing machine to improve the sperm quality, strengthen the foundation, tonify the kidney and replenish the essence, strengthen the yang and tonify the kidney, and invigorate the kidney and qi, so as to achieve the recovery effect.