The so-called food accumulation refers to indigestion, and indigestion in young children may have symptoms such as vomiting, abdominal distension and abdominal pain. The symptoms are poor sleep, poor spirit, easy to cry, etc. In the long run, it can also affect the growth and development. Most of the indigestion is the decline of gastrointestinal peristalsis and digestive ability, food can not be thoroughly digested and absorbed, thus triggering a series of symptoms, which can be manifested in the spirit, mood, sleep, height, weight and other aspects. 1. Symptoms: slowing down of gastrointestinal peristalsis can lead to vomiting, bloating and other symptoms; incomplete digestion of food can lead to bad taste in the mouth, sour stools and other symptoms. 2. Performance: Long-term indigestion can lead to insufficient nutritional intake and abnormal growth indicators such as height and weight; persistent symptoms can affect life, leading to sleep and mental health. For the diagnosis of indigestion in young children, it is easy to misdiagnose or miss the diagnosis simply by relying on the symptoms, so it is recommended to consult a doctor for clarification.