Frequent stomach bloating and stomach pain may be due to the following three reasons: 1. Functional gastrointestinal disorders. The appearance of such diseases is mainly due to cortical dysfunction, or digestive tract motility disorder, which is a relatively common systemic disease. The disorder of secretion and movement of the gastrointestinal tract also has a certain relationship, so there will be obvious mouth bitterness, bad breath, gastric distension, stomach pain and diarrhea and many other symptoms, in the case of anger, tension, or emotional anxiety, stomach distension, stomach pain will be more serious. 2, may also be caused by chronic gastritis. The actual fact is that you can find a lot of people who are not able to get a good deal on this kind of things. 3. The disease of gastric ulcer will also regularly appear bloated, stomach pain, you should choose to do gastroscopy.