Great aunt generally stands in for menstruation. The 35 weeks pregnant stomach like menstrual pain may be due to false contractions, premature labor and other factors. 1. False contractions: carrying heavy objects, strenuous activities, abdominal impact, long-term stress and other factors may cause false contractions, the symptom will generally last throughout the pregnancy, 35 weeks of pregnancy may feel more obvious, mainly manifested as abdominal tightness, hidden pain, contractions do not have a regular pattern to follow, sometimes strong, sometimes weak, sometimes long, sometimes short. 2. Preterm labor: 35 weeks pregnant with vaginal bleeding, regular contractions, water breakage and other symptoms, there may be symptoms of preterm labor, pregnant women may feel abdominal cramps, accompanied by a feeling of falling. There are many clinical factors that lead to 35 weeks pregnant stomach like menstrual pain, it is recommended to go to the hospital in time to identify the cause of the relevant treatment.