1. Physical changes are characteristics of pregnancy. Pregnancy is a very important stage in a woman’s life. As the fetus develops, the mother’s body will also undergo many changes. First, women may experience their breasts becoming more sensitive and their nipples becoming darker. In addition, women may also experience discomfort symptoms such as nausea and vomiting, which are normal manifestations of pregnancy. 2. Mood swings are a characteristic of pregnancy. During pregnancy, women may experience mood swings due to changes in hormonal levels. Sometimes they feel extremely happy