A normal bowel movement with a bloated stomach can be caused by physiological factors, intestinal flora imbalance and slow gastrointestinal peristalsis. 1. Physiological factors: a one-time intake of too much food or drink too much water will increase the burden on the gastrointestinal tract, thus causing the stomach is always bloated feeling, indigestion does not usually cause stool abnormalities, defecation can be no significant change. This situation does not require special treatment, and will be relieved after changing dietary habits. 2. Intestinal dysbiosis: Intestinal dysbiosis can lead to a decrease in beneficial bacteria in the intestinal tract and an increase in harmful gas-producing bacteria, which can produce a lot of gas in the intestinal tract under the joint action of food and gas-producing bacteria, resulting in the patient feeling bloated, and there is no obvious change in the character of the bowel movement. Probiotics such as Bacillus licheniformis can be used to regulate the microenvironment of the gastrointestinal tract as prescribed by the doctor. 3. Slow gastrointestinal peristalsis: slow gastrointestinal peristalsis will lead to the accumulation of food in the intestinal tract, food in the intestinal flora of the full fermentation will produce gas, gas due to the slow gastrointestinal peristalsis can not be discharged from the intestinal tract, which will result in the feeling of bloating. The stomach is always bloated normal bowel movements of patients should go to the hospital in a timely manner to improve the examination, clear cause to give targeted treatment.