Standing after eating helps digestion, lying down may cause indigestion or even gastroesophageal reflux. The normal population stomach is in a vertical state in the abdominal cavity, if you lie down immediately after eating, will lead to the stomach position changes to horizontal position, which leads to gastrointestinal peristalsis slows down, is not conducive to digestion. At the same time, lying down after meals may also lead to gastric acid, undigested food and other contents of the stomach through the esophagus reflux, resulting in nausea, acid reflux, belching, heartburn and other symptoms. Keeping a standing position after eating, on the other hand, can promote gastrointestinal peristalsis and help digest food in the stomach, which helps digestion. If you eat too much at one meal, resulting in bloating after meals, you can go out for a walk to accelerate gastrointestinal peristalsis to promote digestion and improve bloating and other uncomfortable symptoms. However, you need to be careful to avoid strenuous exercise after meals. It is recommended that normal people control the intake of each meal to avoid eating too much to cause indigestion. Standing for about 10 minutes after a meal can be appropriate, avoid lying down immediately or strenuous exercise.