The tugging pain on the left side of the stomach at 26 weeks of pregnancy may be caused by excessive fetal growth, uterine contraction, gynecological diseases, gastrointestinal inflammation, ureteral stones and other reasons. 1. Fetal growth is too fast: 26 weeks of pregnancy belongs to the middle of pregnancy, the fetus grows faster, the uterus will gradually increase, the ligaments of the uterus are pulled, and the symptoms of pain in the stomach are pulled. 2. Uterine contraction: due to overwork and poor rest of pregnant women, uterine contraction may also occur, manifested as tightness of the stomach, anal swelling, left side of the abdomen pain and other symptoms. 3. Gynecological diseases: some pregnant women suffer from uterine fibroids, adnexitis, pelvic inflammatory disease, and other diseases, may also lead to the left side of the stomach pulling pain symptoms. 4. Inflammation of the gastrointestinal tract: some pregnant women suffering from acute and chronic gastroenteritis, there may also be symptoms of pain in the left side of the pulling, but also may be accompanied by nausea, vomiting, diarrhea, constipation and other symptoms. 5. Ureteral stones: for patients suffering from left-sided ureteral stones, stones in the process of movement may also cause irritation, the left side of the stomach pulling pain symptoms, but also may be accompanied by frequent urination, urinary pain and other symptoms. If you are pregnant for 26 weeks and have a pain in the left side of your stomach, it is recommended that you go to the hospital in time, and after the doctor’s interview and relevant examinations, you will be able to identify the cause of the disease and then treat the cause to avoid affecting the fetus.