The common causes of sudden and repeated vomiting in babies over 1 year old are as follows: 1. You need to pay attention to whether you have eaten drugs or food that stimulate the gastrointestinal tract, such as spicy food, acidic food, etc. can lead to the occurrence of vomiting. If you eat too much or too many kinds of food, can also cause indigestion leading to vomiting. 2, also need to pay attention to whether the combination of diarrhea, fever and other symptoms of infection, such as unhygienic diet, do not pay attention to hand hygiene, often combined with gastroenteritis, can be like the performance of vomiting, mostly after eating and drinking several times or even dozens of times, serious combined with yellow-green bile, often after the vomiting diarrhea, mostly yellow The diarrhea is often followed by vomiting, mostly yellow, egg-like stools, several to dozens of times a day, and may be accompanied by fever. Uncommonly, intestinal obstruction can occur with vomiting and requires a complete abdominal plain film.