In the early stage of pregnancy, due to the hormonal changes in the pregnant woman’s body, her body will experience some uncomfortable symptoms, i.e. early pregnancy reaction. Early pregnancy reaction varies from person to person, usually appears after 6 weeks of menopause, and usually lasts until 3 months of pregnancy, but everyone’s situation will be different, some people have longer early pregnancy reaction, and it will not disappear until 16-18 weeks. The main symptoms are as follows: 1. nausea and vomiting: also known as pregnancy vomiting, the feeling of nausea is most serious in the morning and then gradually decreases. But this feeling may also come at any time and last all day; 2, headache: tension headache is very common in early pregnancy, usually manifested as pressure pain or continuous dull pain on both sides of the head or the back of the neck; 3, fatigue and sleepiness: pregnancy can make the pregnant woman’s whole body nervous, and consume a lot of physical strength, so pregnant women often feel tired and sleepy; 4, breast tenderness: hormonal changes during pregnancy will increase blood flow, breast tissue changes, which can lead to the increase of blood flow. Breast tissue changes, which can lead to breast swelling, soreness and abnormal sensitivity to touch; 5, loss of appetite: the great changes in hormone levels during pregnancy have a strong impact on the pregnant woman’s sense of taste and smell, resulting in loss of appetite, anorexia, and a special preference for certain tastes. In early pregnancy, pregnant women are advised to eat vegetables and fruits in moderation. If vomiting is severe, you can take vitamin B6, etc. It is also recommended to pay attention to getting enough sleep to help the fetus develop. It is recommended that pregnant women have regular maternity checkups, and as long as the fetus develops normally, they need not worry too much about the occurrence of early symptoms.