Pregnancy is like a journey. Once pregnant, she embarks on a journey of travel. When you give birth to your little angel, you reach the end of your journey. In order to have a pleasant journey, you must master the knowledge of health care during pregnancy, do self-monitoring, ensure normal fetal development, reduce pregnancy complications that endanger the life and health of mother and baby, reduce dystocia and postpartum hemorrhage, and reduce infant mortality. Early detection of malformations and genetic diseases. The entire pregnancy journey can be divided into three stages, namely early pregnancy (3 months before pregnancy), second trimester (4-7 months) and third trimester (after 7 months). Since the fetus develops differently at each stage of pregnancy, pregnant women themselves