Do women gain anything from coitus apart from pregnancy? Changes in the human female genital tract activated by coitus.

This article reviews critically studies that describe changes occurring in the female genital tract and pelvic musculature from sexual reflexes activated by stimuli that mimic coitus or induced by sexual arousal. I conclude that apart from the normal erotic pleasure, women gain and maintain vaginal and pelvic functionality from these and, subsequently, from coitus.