Since each person’s constitution is different, the reaction to pregnancy vomiting varies from person to person, so pregnancy vomiting that is not obvious may be normal. After pregnancy, due to the increased secretion of human chorionic gonadotropin, under the influence of the hormone, some pregnant women may experience nausea, vomiting, food selection and other early pregnancy reactions. As each pregnant woman has a different constitution and different hormone levels in her body, the early pregnancy reaction varies, and the specific situation varies from person to person. After pregnancy, vomiting is not obvious, it may be a normal physiological phenomenon, but also may be related to the smaller gestational weeks, the body’s hormone level is low, ectopic pregnancy and other abnormalities, if the pregnant woman is accompanied by vaginal bleeding, abdominal pain and other symptoms, it is recommended to go to the hospital obstetrics and gynecology consultation in a timely manner, improve the relevant auxiliary examination, to rule out abnormalities.