Women experience mood swings during pregnancy due to hormonal changes in the organism, and in severe cases, depression and anxiety states. Early pregnancy worry about ectopic pregnancy, 11-14 weeks of pregnancy worry about NT thickening. In mid-pregnancy, they worry about abnormal Down’s syndrome or non-invasive DNA, bad ultrasound results of screening for malformations, or diabetes, and in late pregnancy, they worry about bad fetal movement and whether the baby is suddenly in danger. During labor and delivery, the fear of not being able to deliver the baby, and after the birth of the baby, the fear of not having milk or feeding problems, so pregnant women may experience anxiety or depressed mood. According to the literature, the incidence of depression during pregnancy is high, about 1 in 7 people, so pregnant women should keep a happy state of mind during pregnancy to avoid depression during pregnancy. Also during pregnancy and delivery, maintain the mood change of not being happy with things and not being sad with yourself. Pregnancy is a normal physiological phenomenon, do not let the problems of the child affect the mood of pregnant women, keep a happy, optimistic and positive state of mind is one of the best content of fetal education.