Flatulence and nausea are related to indigestion, food irritation and pyloric obstruction. When the human body has indigestion due to the food in the stomach can not be emptied in time, so it will produce pressure on the stomach wall, not only will there be a feeling of flatulence, and in the stomach when the pressure is too large will cause nausea symptoms. Part of the diet usually like to eat stimulating food, such as chili peppers, garlic, etc., too much intake of this kind of food will cause stimulation of the stomach, thus affecting the peristaltic function of the stomach, when the peristaltic function of the stomach disorders will cause gastric distension, nausea. Pyloric obstruction is directly related to the presence of long-term inflammation and ulcers in the gastric sinus area. Pyloric obstruction affects the emptying of food in the stomach, thus causing food to remain in the stomach, and even adverse fermentation gas, many people will experience flatulence, nausea, vomiting and other symptoms at night.