Elderly people appear to vomit all the time, considered to be related by indigestion, gastric ulcer and chronic hepatitis. 1, indigestion patients usually due to the lack of digestive enzymes, intestinal peristalsis slowed down, gastric power is insufficient, the ingested food can not be digested in time, especially eat more difficult to digest high starch, high fat type of food, food remains in the stomach for too long, gastric emptying delayed, food in the stomach putrefaction fermentation, produce a lot of 2, patients with gastric ulcer due to damage to the gastric mucosa, secrete too much gastric acid, when eating food, it will stimulate the stomach to secrete a lot of gastric acid, stimulate the stomach wall will appear vomiting. 3, patients with chronic hepatitis due to damage to liver function, bile secretion is insufficient to help the intestinal digestion and absorption of fatty foods, will also cause flatulence vomiting and other symptoms.