Six months pregnant navel tugging pain may be caused by uterine enlargement, uterine contraction, miscarriage, fetal movement, gastrointestinal disorders, etc.: 1, uterine enlargement: with the growth of the fetus, the uterus is also growing, at this time, the belly part of the muscle fibers will be slightly strained, the appearance of stretch marks and caused by belly pain, the navel part of the skin is relatively weak, which is manifested in the sense that there is a tugging pain. This is a normal physiological phenomenon, without special treatment. Daily life should pay attention to keep the navel around the dry, clean, wear loose underwear to reduce local skin irritation; 2, uterine contraction: navel at the subcutaneous fat is small, relatively weak, six months pregnant, uterine contraction may occur when the navel tugging pain. Normal uterine contractions do not need to be dealt with, to rule out pre-miscarriage; 3, pre-miscarriage: pre-miscarriage may also cause tugging pain in the navel, and in the uterine contraction performance is more obvious. In this case should be bed rest, prohibit sexual intercourse, if necessary, under the guidance of the doctor oral fertility drugs for treatment, such as progesterone, dieldrogestrel tablets, etc., the more serious symptoms need to go to the hospital in a timely manner; 4, fetal movement: six months of pregnancy has often been able to feel the fetal movement, when the fetus arm, leg limb impact on the abdominal wall of the weakest place, may be in the navel to feel the tugging pain. Fetal movement is the normal physiological activities of the fetus in the uterus, if the fetal movement is within the normal range, there is no need to deal with. If the fetal movement is not normal should go to the hospital to do ultrasound, fetal heart monitoring and other tests, according to the results of the symptomatic treatment; 5, gastrointestinal diseases: may also lead to pregnant women navel tugging pain, if necessary, you can go to the hospital to conduct relevant tests to assist in the diagnosis.