Women 42 days after delivery, postpartum review if there is no abnormality, can resume sexual life, if there are other abnormalities, should be delayed coitus time. In addition to the mammary glands, all organs of the body recover to the non-pregnant state generally takes 42 days after delivery, 42 days after delivery should be routinely postnatal review, review if there is no abnormality, you can resume sexual life, and pay attention to sexual hygiene to avoid reproductive tract infections, if there is poor healing of the lateral wound, puerperal infection, postpartum hemorrhage, and other anomalies, it should be appropriate to delay coitus time. In addition, breastfeeding period before menstruation, there is still the possibility of ovulation, the emergence of conception, in order to avoid unwanted pregnancy, bring unexpected harm, postpartum coitus should be good contraceptive measures.