1. Why are pregnant women prone to constipation? During pregnancy, due to expanded compression and changes in hormonal levels, the normal peristalsis of the intestines will be affected, resulting in constipation. In addition, pregnant women need to take in more nutrients during pregnancy, but if they have an unbalanced diet or lack of exercise, they can also cause constipation problems. 2. The dangers of constipation in pregnant women. Constipation will not only cause physical discomfort to pregnant women, but may also affect the fetus. If pregnant women have long-term constipation, it is easy to cause intestinal bacterial infection and accumulation of toxins, causing toxins to be passed to the fetus through the placenta. In addition, long-term constipation may also cause rectal and anal diseases