If there is no abnormality in all aspects of pregnancy, try to choose the mid-pregnancy to arrange for cohabitation, and try not to have cohabitation during pregnancy if there is a pre-eclampsia, placenta hypoplasia, vaginal inflammation and other conditions. The ability to have sex during pregnancy should be based on the individual’s pregnancy to decide, the entire pregnancy stage of the body in all aspects are normal, the early trimester and the late trimester do not arrange to have sex, the mid-pregnancy can be arranged appropriately to have sex. During pregnancy, if you are suffering from gynecological diseases such as preeclampsia, placenta praevia, placenta praevia, vaginitis, etc., you should try not to have coitus during pregnancy, so as not to increase the chances of miscarriage or preterm delivery of the fetus, and to increase the chances of gynecological inflammation infections. Women who can arrange coitus during pregnancy, the number of coitus can not be too frequent, coitus action can not be too strenuous, coitus in the discomfort to stop in time.