Late pregnancy tummy discomfort like menstruation, accompanied by abdominal distension or abdominal pain, may be due to physiological and pathological factors, with different ways of coping. Common causes 1, physiological phenomenon: in late pregnancy, the fetus drops into the pelvis or there are pseudo contractions, which can cause the stomach to tighten and harden, uncomfortable like menstruation, generally do not need to deal with, the discomfort can disappear after the end of pregnancy; 2, preterm labor: pregnant women with the possibility of preterm labor, abdominal pain similar to menstrual pain, or more than 4 contractions in an hour, can be accompanied by increased vaginal discharge, vaginal bleeding, lower back If the water breaks, seek medical attention immediately and if necessary, terminate the pregnancy as soon as possible. When waiting or observing, take the left side position, and pay attention to relaxation, and apply drugs to prevent preterm labor under the guidance of the doctor; 3, gynecological diseases: gynecological inflammation usually also leads to abdominal pain, which can also be accompanied by changes in the nature and smell of leucorrhea. In addition to daily attention to clothing and diet hygiene, women need to seek timely medical attention and treatment, and generally use medication. Note 1, regular medical checkups during pregnancy to keep track of the physical condition of the fetus and pregnant women; 2, regular work and rest to ensure adequate sleep and avoid strain; 3, balanced nutrition, no spicy, stimulating food, no cold food; 4, pay attention to warmth, avoid cold caused by gastrointestinal discomfort.