Common Body Changes in Early Pregnancy Pregnancy is a very important process in life and a wonderful experience. As the fetus grows, a woman\’s body also undergoes various changes. During early pregnancy, many women experience physical changes and discomfort. Below we will explain the common physical changes and symptoms in early pregnancy from several aspects. 1. Morning sickness is a very common phenomenon in early pregnancy. Morning sickness usually occurs in the first trimester (about 6 weeks), at noon or evening