There are three types of female vagina, normal vagina, abnormal vagina and double vagina, which may affect normal sex life and vaginal delivery of fetus, and need timely medical treatment. 1. Normal vagina: Normal vagina can maintain normal sex life and deliver fetus vaginally and complete menstrual discharge. 2. Abnormal vagina: It is an abnormality of vaginal development, including longitudinal vaginal septum, transverse vaginal septum, etc., which may affect sexual life and delivery of fetus, and can be removed through surgery. 3. Double vagina: Individual women may have two vaginas due to the existence of two uteruses, which usually does not affect normal sexual life, menstrual flow and delivery of fetus through the vagina, and usually does not require treatment. Women who have abnormal vaginal changes need to go to the hospital for treatment.