There are several reasons for bloating and exhaust after eating: 1, eat too fast, the gastrointestinal digestion needs a process, if eating too fast will make the digestive function can not keep up, and in eating there will be a lot of air from the mouth into the body, there will be bloating. 2, eat food prone to flatulence, such as high starchy potatoes, chestnuts, sweet potatoes, etc., and soy products. 3, gastrointestinal problems, if irregular diet, binge drinking, overeating, so that the gastrointestinal disorders, will cause the phenomenon of eating something stomach bloating, exhaust. 4, in addition to the above-mentioned causes, mental stress, etc. can also cause the phenomenon of eating something after the stomach bloating, exhaust. If the symptoms occur occasionally without special treatment, pay more attention to the diet can be. If the symptoms occur repeatedly, you can take the relevant drugs orally for treatment under the guidance of a doctor.