It is also suggested that women eat more fruits during pregnancy, which can not only supplement vitamins and trace elements, but also have a laxative effect, and don't stay up all night tired, and at the same time quit smoking and drinking. Timely folic acid supplementation is helpful to prevent fetal neural tube development malformation, pay attention to cold and warmth, avoid catching a cold, do not take medicine without authorization, and stay away from radiation pollution sources.