Pregnant women who get angry once in a while usually do not have serious effects on the fetus. Pregnant women occasionally angry, may cause contractions, increase the frequency of fetal movement, until the pregnant woman’s mood stabilization, fetal movement will return to normal, generally will not affect fetal development. If a pregnant woman is angry for a long time or frequently, and her mood fluctuates greatly, it is easy to cause autonomic nervous disorders, which may have an adverse effect on the neural development of the fetus. At the same time may cause contractions, increasing the risk of miscarriage. Pregnant women must maintain a relaxed mood, avoid mood swings, maintain good habits and adequate sleep, avoid staying up late. Pregnant women who are not feeling well should go to a regular hospital in time and be treated under the guidance of a doctor, so as not to affect their health and fetal development.