Dry vomiting is mainly due to dietary factors and gastrointestinal abnormalities and symptoms, dietary factors commonly have two aspects: 1, food is too fine: especially children’s swallowing ability and digestive function will be weaker than adults, a long diet is too detailed, once the food has coarse particles, it will make the child’s intestinal tract does not adapt to the reflex dry vomiting. 2, food stimulation: especially eat too sweet food Or puffed food, resulting in throat irritation and dry vomiting. In addition, gastrointestinal abnormalities appear dry vomiting, most of the digestive system diseases caused by the common acute gastroenteritis, when the situation of dry vomiting, you can take a deep breath to relieve. And if it is caused by gastrointestinal abnormalities, it is recommended to go to the hospital to check the cause, in the daily diet should pay attention to the choice of light food.