The effect of appropriate force on bowel movement in early pregnancy is not significant, but too much force can cause miscarriage. If you have an aura of miscarriage, straining to defecate will aggravate the aura of miscarriage. During pregnancy, you need to keep your bowels open, after pregnancy, because the uterus compresses the intestines, coupled with reduced activity will cause constipation, it is recommended to eat more vegetables and fruits. It is also recommended to drink more honey water, which can lax the bowels. If the constipation is serious, you need to use a reasonable amount of corkage under the guidance of a doctor, but not an enema, which can easily cause abdominal pain, diarrhea, etc., and can also cause abortion. Constipation can also cause hemorrhoids, so it is best to have regular checkups, and proper activity is also recommended. It is recommended to review the usual clockwise massage, which can also promote gastrointestinal peristalsis, and its can prevent constipation. If abdominal pain and bleeding occur when straining to have a bowel movement, consider miscarriage aura, you need to use progesterone and other fetus preservation drugs reasonably under the guidance of a doctor.