Constipation during pregnancy has the following hazards: 1, hemorrhoids, if sedentary defecation can intensify venous stasis to form hemorrhoids. 2, anemia, if constipation develops into hemorrhoids, can lead to repeated bleeding resulting in anemia. 3, premature labor, miscarriage, if the bowel movement force not only increases blood pressure, the uterus will also contract leading to fetal membrane rupture, premature labor or miscarriage. 4, prolonged labor, obstructed labor, some serious pregnant women in labor in the intestines of the The feces will hinder the delivery of the fetus and cause obstructed labor to endanger the health of mother and child. Therefore, pregnant women should develop good habits of regular bowel movements, focus on bowel movements, exercise appropriately, replenish water, eat more high-fiber meals, and maintain a happy mood.