The initial symptoms of pregnancy are: 1. History of menopause in women who usually have regular periods, but the history of menopause is not a symptom specific to pregnancy, and some women can become pregnant without menstrual flow. 2. Early pregnancy reactions with dizziness, fatigue, drowsiness, paranoia, aversion to greasy food, nausea, morning sickness and lack of appetite, which may be related to increased HCG in the body, gastrointestinal disorders, decreased gastric acid secretion and prolonged gastric emptying time. The severity and duration of the symptoms vary from person to person, most people disappear around 12 weeks of pregnancy.3. Early in pregnancy, due to the enlargement of the anterior uterus will compress the bladder and pelvic congestion, the phenomenon of frequent urination may occur, after three months the uterus increases deep into the abdominal cavity, the symptoms of frequent urination will disappear.