Morning abdominal pain is more common causes are the following: First, the normal physiological response, people get up due to positional changes will produce a sense of defecation small, bloating and other discomfort, especially after drinking water on an empty stomach will be more pronounced, belonging to the body’s normal reaction. Second, due to diet, the first night to eat more spicy, greasy or unhygienic food, will cause morning abdominal pain, and even accompanied by other symptoms such as diarrhea. Third, urinary tract infection, in addition to abdominal pain, there will be frequent urination, urinary urgency, urinary astringency and other symptoms. Fourth, intestinal lesions, such as intestinal polyps, or even occupation, malignant tumors and so on can also cause. After the morning abdominal pain if the symptoms are relatively light or only temporary, you can continue to observe, if the symptoms are more serious and continue to appear, it is best to go to the hospital.