After intercourse, you can lie down, do not wash the vulva for a short time, so that it is easier to get pregnant. 1. Bed rest: If you want to get pregnant, you must pay attention to bed rest after intercourse, do not stand up immediately, mainly because after standing up, a large number of semen will flow out of the body, reducing the chances of pregnancy, after pregnancy to bed rest, you can also put the buttocks cushion high, can promote the semen into the uterine cavity, to improve the chances of pregnancy. 2. a short time do not wash the vulva: if you want to get pregnant after intercourse, usually a short time do not wash the vulva, can keep the sperm in the vagina for a long time to stay, can increase the chances of conception. If there is a delay in menstruation after intercourse, you may be pregnant and should be tested in time.