The common reasons for children to vomit after eating too much include: overfeeding, indigestion, acute gastroenteritis and so on. 1. Overfeeding: children’s stomach capacity is limited, if a time to eat too much, too fast, swallowing a lot of air, etc. may stimulate induced vomiting, vomiting into the food, vomiting is not accompanied by symptoms of discomfort, parents can adjust the diet to eat small meals to avoid overfeeding. 2. indigestion: due to gastric insufficiency leading to vomiting, often accompanied by bloating, diarrhea, loss of appetite, you can choose a light and easy to digest diet. 3. Acute gastroenteritis: inflammation of the stomach and intestines due to bacterial and viral infections, inflammatory stimulation induces vomiting, diarrhea, abdominal distension, abdominal pain, fever and other symptoms. Children eat a lot of vomiting, there may be other reasons, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, under the guidance of the doctor to give targeted treatment or treatment.