The vagina is a muscular canal that extends from the vulva to the neck of the uterus (cervix). The vagina is where the lining of the uterus is shed during menstruation, where penetration can occur during sex and where a baby descends during childbirth.
Mayo Clinic does not endorse companies or products. Advertising revenue supports our not-for-profit mission.
Check out these best-sellers and special offers on books and newsletters from Mayo Clinic Press.
Make a gift to our 2025 Drive to Cure Cancer and transform the way cancer is treated and defeated.