The vague pain in the stomach at 31 weeks of pregnancy is considered to be related to false contractions, cold abdomen and enlarged uterus.
1. False contractions: 31 weeks pregnant women, the appearance of a vague pain in the stomach, may be due to false contractions, the duration of the pain varies, and the interval is not regular, and will not cause cervical dilatation, rest can be.
2. Cold abdomen: If a woman who is 31 weeks pregnant does not pay attention to her diet, often drink cold drinks, eat ice-cream, and do not pay attention to the warmth of the abdomen, it is easy to stimulate the gastrointestinal area, which in turn produces the symptoms of vague pain in the stomach.
3. uterus enlargement: 31 weeks pregnant in the middle and late, at this time the fetus grows and develops faster, the uterus will also rapidly become larger, may be on the surrounding organs or ligaments to produce pulling extrusion, which in turn produces the symptom of vague pain in the stomach.
There may be other reasons for the 31st week of pregnancy, so you can cooperate with your doctor to do further examination, identify the cause in time and deal with it accordingly.