The main causes of lower pain include the following: First, due to the usual diet does not pay attention to the body’s intestinal peristaltic dysfunction, which in turn causes intestinal colic, intestinal spasm or intestinal digestive system dysfunction. This situation is due to the consumption of spicy and cold food led to the intestinal function is affected, and then cause lower abdominal pain. Second, to consider the urinary system diseases, including urinary stones and inflammation, urinary system diseases caused by the lower abdominal pain more painful, strangulated performance. Third, consider gynecological, female comrades to consider gynecological diseases, including gynecological inflammation, uterine fibroids, ovarian cysts, etc., cause more causes of small belly pain, if the pain is mild, you can first hot compress with a hot water bag, if the symptoms are reduced do not need to see a doctor. If the pain continues to worsen, you need to go to the hospital in time to do abdominal ultrasound and routine blood and urine tests to clarify.