There are the following reasons for vomiting after eating: 1. Women feel nauseous after eating due to the change of hormone level in the body at the beginning of pregnancy, which leads to the digestive function of the gastrointestinal tract being affected. 2. Due to eating too fast, talking non-stop while eating, inhaling more cool air, eating some food intolerant to the stomach, such as spicy and irritating food, etc. 3. Problems of the digestive system, gastritis, gastric ulcer, Other diseases of the stomach, liver and gallbladder disease, are able to cause nausea, vomiting. The best way to deal with vomiting after eating is to avoid overeating, eat less cold, greasy, spicy, stimulating food, can eat less and more meals, regular rationing, eat more easily digestible food, and half an hour after the meal appropriate exercise to promote gastrointestinal peristalsis, if serious, it is best to go to a regular hospital for examination and treatment.