42 days after giving birth to a baby need to go to the hospital for a review, if the body except the breasts have returned to the state of non-pregnancy, you can consider coitus, if the body is not recovering well, you need to delay coitus, to be the body to recover before coitus. Within 42 days after delivery is the repair period of the uterine lining, generally 42 days the body, except for the breasts can return to the state of non-pregnancy. If there is no abnormality in the mother and the body recovers to normal after checking in the hospital, you can have intercourse. However, if there is still vaginal bleeding after 42 days, you need to be examined and treated under the guidance of a doctor, and then have intercourse after your body recovers. You should pay attention to contraception when having intercourse, and do not get pregnant within six months for women who have had a normal delivery. Do not get pregnant within 3 years if you have had a cesarean section.