The lower abdominal pain of walking in late pregnancy may be a physiological phenomenon caused by the heaviness of the abdomen, or it may be a manifestation of preterm labor or preterm labor, which needs to be dealt with according to different situations. Common causes and treatment a. Physiological factors: in late pregnancy embryo in the uterus gradually increase, the uterus increases, pregnant women in the activity of walking may feel a sense of lower abdominal cramps, accompanied by mild abdominal pain, this is a normal situation, generally do not need special treatment. If the pregnant woman feels more obvious symptoms of discomfort, you can properly rest in bed or use a belly band to relieve the feeling of lower abdominal cramps to reduce discomfort. Second, pathological factors: 1, labor: after 37 weeks of pregnancy, when the lower abdominal pain, accompanied by frequent, regular contractions, vaginal water or vaginal bleeding, consider the phenomenon of preterm labor, you need to seek medical attention in time to prepare for delivery; 2, preterm labor: if the pregnant women in early pregnancy, in addition to the feeling of lower abdominal pain, accompanied by vaginal bleeding, may be due to preterm labor, should seek medical attention in time, by the The doctor will determine whether to observe conservative rest or cesarean delivery. Note: In early pregnancy, due to the instability of embryonic development, miscarriage may be caused by various factors such as external environment or internal hormones. Therefore, if the symptoms of discomfort cannot be relieved, you should immediately consult a doctor for examination, determine the location of the pregnancy sac through ultrasound, and carry out symptomatic treatment according to the cause.