Women in pregnancy, especially in the later stages, due to the increase of the fetus can compress the rectum, so that the anorectal blood reflux is affected, but also can cause constipation, which is not only prone to hemorrhoids, and can aggravate the existing hemorrhoids. Therefore, constipation during pregnancy should be taken seriously. The prevention of constipation during pregnancy should mainly do the following aspects: (1) to pay attention to life conditioning, should not eat too much spicy and thick tasting products, should eat more fresh fruits and vegetables and other foods containing more fiber. (2) Pay attention to the combination of activities and bed rest, appropriate light activities, on the one hand, exercise the body, help the healthy growth of the fetus and smooth delivery, on the other hand, can also promote intestinal peristalsis, shorten the residence time of feces in the intestinal tract. (3) To develop a good habit of regular defecation, defecation is best arranged after waking up, after breakfast or before going to bed, because this is the time when the defecation reflex is most likely to be triggered. Good bowel habits also help the physical and mental health of the pregnant woman and the fetus. (4) For pregnant women with constipation, drinking a glass of boiled or cooled water on an empty stomach every morning can stimulate gastrointestinal motility and help with bowel movements. Honey is also a good laxative and can be taken with cold boiled water.