1. Physical changes during pregnancy Pregnancy is a very important event in a woman’s life. After pregnancy, a woman’s body will undergo many changes. First, women will experience breast tenderness, pigmentation, dry skin and other symptoms. Secondly, because the fetus requires a lot of nutrition, pregnant women\’s appetite will also increase, and they may experience nausea, vomiting and other discomforts. In addition, pregnant women may also experience mood swings, insomnia and other problems due to changes in hormone levels. 2. Pregnancy phenomena and early reactions to pregnancy