More than 1 month pregnant, still in early pregnancy, this stage of the fetus is not particularly stable. Some women whose gestational sacs are not particularly stable and whose physique is relatively weak, if they always have frequent intercourse in the early stages of pregnancy, it is mainly prone to lead to preterm miscarriage. For the safety of the baby, it is recommended that it is best not to have sex within the first 3 months of pregnancy, and in the second 3 months of pregnancy, it is also recommended not to have intercourse. Only around 4-6 months of pregnancy, you can have sex appropriately, but you should also pay attention to the frequency and strength of sex. If there is no special discomfort during pregnancy and the general condition is stable, there is no effect of proper intercourse in the 4-6 months, but if there is placenta previa, you can’t have intercourse.