Hiccups when a child eats may be related to cold stimulation, eating too fast, Helicobacter pylori infection and so on. 1. Cold stimulation: When the child eats cold food or in a cold environment, the diaphragm is stimulated by the cold, resulting in sudden contraction and hiccups. 2. Eating too fast: when the child eats too much food, or when eating milk, there is air in the nipple, swallowing more gas into the stomach, abdominal distension can induce hiccups. 3. Helicobacter pylori infection: when Helicobacter pylori infection caused by gastritis, the child’s digestive function, intestinal peristalsis function is weakened, after eating food fermentation produces gas can not be downstream, resulting in increased pressure in the abdominal cavity, causing hiccups. The child hiccups when eating may have other reasons, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, give targeted treatment or treatment.