Severe constipation during pregnancy may be related to the dietary structure of the pregnant woman, her living habits, and the changes in the pregnant woman’s body after pregnancy. 1. After pregnancy, due to the need to give pregnant women supplemental nutrition, so the diet of pregnant women often include a large number of meat food, and if the pregnant women intake of fruits and vegetables is too little, then it may lead to constipation, the treatment should be allowed to eat more fruits and vegetables rich in dietary fiber. 2. pregnant women after pregnancy, usually the amount of exercise will be reduced, lack of exercise, may lead to pregnant women constipation, treatment should encourage pregnant women to exercise more, family members can be in the side of the pregnant woman to give support, to prevent the pregnant woman fell. 3. After pregnancy, the pregnant woman’s body will also undergo a series of changes, the pregnant woman’s body increased levels of progesterone, the increasing uterus pressure rectum, may lead to constipation, if the pregnant woman constipation is serious, you can through oral lactulose or the use of corkscrew way to help defecation. When a pregnant woman has severe constipation, it is recommended that she consult a hospital for further treatment under the guidance of a doctor after the cause is clarified.