Generally speaking, you can be careful not to move around immediately after intercourse as well as good cleanliness and hygiene. If there is a need to prepare for pregnancy, generally in the ovulation period for intercourse. After intercourse, it is recommended that the woman does not immediately get up and stand, you can lie on your back on the bed for about half an hour, it is best to cushion the hips, which is conducive to the sperm to reach the uterine cavity, it is easier to conceive. The best thing is that you should pay attention to rest after the intercourse, do not overwork and stay up late, and develop a regular habit of rest and relaxation. At the same time, it is recommended to do a good job of hygiene before and after intercourse to avoid bacterial infection, which may cause inflammation. If your period is delayed for more than a week after intercourse, it is recommended that you take a urine pregnancy test or blood test to determine whether you are pregnant. If there are abnormal symptoms, it is recommended to consult a doctor in time.