A hospital once treated a young infertile woman. After physical examination, it was found that she had fallopian tube obstruction. After inquiry, she did not have premarital sexual behavior, no experience of multiple abortions, nor severe inflammation or lesions of the reproductive system. Further investigation revealed that she had developed a habit of persistent masturbation during her teenage years. Based on this, the doctor analyzed that the infertility of this young woman was related to her excessive masturbation during her teenage years.