The fetus is full-term at 37 weeks of pregnancy, and there are many reasons for stomach pain at this time, which can be caused by the compression of the uterus on the internal organs, physiological contractions, etc., but also by labor aura, placental abruption and other reasons. The patient can go to the gynecology or internal medicine department for consultation to clarify the causes and take appropriate methods to relieve the pain. 1. visceral compression: when pregnant women are in late pregnancy, the enlarged uterus may press on other organs of the abdominal cavity, resulting in pain, which is generally not treated, and sleep in a lateral position, which can help relieve the pain. 2. physiological contractions: when physiological contractions occur in late pregnancy under normal circumstances, they can also cause stomach pain, but not for a long time. However, the time is not long, the contractions are weak and infrequent, generally do not need special treatment; 3, labor aura: after 37 weeks the fetus belongs to the full-term baby, if regular stomach pain occurs at 37 weeks and gradually worsens, at the same time can be accompanied by redness, vaginal fluid, to consider labor aura, at this time should immediately go to the hospital; 4, placental abruption: if the pregnant woman’s blood pressure is greater than 140/90mmHg, to pay attention to whether the pregnant woman has placental abruption. Premature abruption of the placenta in the uterus, the formation of a huge hematoma compressing the uterus, pregnant women will feel abdominal pain, at this time need to do ultrasound examination, pay attention to whether the placenta is thickened; 5, gastrointestinal symptoms: there are some pregnant women with diarrhea and other symptoms, suggesting that it may be gastrointestinal-related diseases. At the same time, attention should be paid to the specific location. If the pain is in the right lower abdomen, it may be appendicitis, and appendicitis may aggravate during pregnancy and form abscess around the appendix; 6. Other: pregnant women need to be asked if they have trauma. Some pregnant women have placenta attached to the front wall of the uterus, and if they have been traumatized, it may also cause stomach pain. In addition, individual pregnant women with stomach pain at 37 weeks may have a subperitoneal hematoma, usually in the middle abdomen, which requires an internal examination.