Preparation for pregnancy after intercourse is generally recommended half an hour before proper activity. Within half an hour of intercourse, semen stays in the vagina for a relatively long time to increase the chances of conception. After intercourse during the preparatory period, normal life in general is possible, women in the preparatory period to adjust the body appropriately, you can take oral folic acid tablets under the guidance of the doctor, to prevent the occurrence of fetal neural tube malformation. Usually to keep the mood relaxed, appropriate exercise, enhance physical fitness, is conducive to maintaining a healthy body. It is possible to exercise properly after half an hour after intercourse in preparation for pregnancy. If the period is delayed for a week without coming during the preparation for pregnancy, go to the hospital for relevant examinations to confirm whether you are pregnant. Preparation for pregnancy can be light activities, such as walking, can also do light housework.