1. What is pregnancy? Pregnancy refers to the process in which a fertilized egg implants in a woman\’s body and develops into a fetus. Generally speaking, after a woman has sexual intercourse with a man during ovulation, the sperm will enter the woman\’s body, combine with the egg to form a fertilized egg, and then be transported to the endometrium through the fallopian tube. If the fertilized egg successfully implants and develops into a fetus, the woman is pregnant. 2. Early Symptoms of Pregnancy In the early stages of pregnancy, some women may experience some early symptoms. These early symptoms include breast tenderness, darkened nipples, nausea and vomiting, changes in appetite, frequent urination, etc. However, these early symptoms do not necessarily appear