Couple sex bleeding, need to consider several reasons: 1, if it is the first time after the newlywed or the first few times after sex bleeding, first, to consider the hymen rupture or vaginal wall laceration. 2, abdominal pain, vaginal bleeding after abnormal position sex, need to check the possibility of vaginal, cervical laceration. 3, often couple sex under normal circumstances, occasionally a couple sex bleeding, if the amount is not much, no abdominal pain , you can follow up and observe. For repeatedly many times sex bleeding, large amount, with abdominal pain, you need to go to the hospital, perform cervical TCT and HPV examination, to exclude the possibility of cervicitis or cervical disease, or even cervical cancer caused by bleeding. If the sexual life is close to the menstrual period, and bleeding after sex at this time, you need to consider whether there is a possibility of early menstruation.