The children’s morning nausea, vomiting, mainly due to improper feeding, gastrointestinal infections, respiratory diseases, and acute abdominal disease, parents need to observe the general condition of the child, if necessary, promptly go to the hospital to check the cause and treatment. 1, improper feeding: if the previous day’s dinner is too full or eat more greasy food or the next day breakfast children eat more quickly, can lead to food indigestion and cause nausea, vomiting. It is recommended to eat light, easily digestible food, such as pumpkin porridge, yam porridge, etc., and help children to develop good dining habits, avoid overeating or eating too fast; 2, gastrointestinal infection: children’s immune function is not yet well developed, prone to gastrointestinal bacterial and viral infections, resulting in vomiting. This situation can be treated with oral antibiotics and probiotics as prescribed by the doctor; 3, respiratory diseases: such as rhinitis, sinusitis, nasal congestion can cause poor breathing during sleep at night, resulting in lack of oxygen to the brain, which leads to morning nausea, vomiting and other symptoms, you can take a side sleep position, it is recommended to go to the hospital for treatment of rhinitis; 4, acute abdominal disease: relatively rare, but the symptoms are often very serious, including appendicitis, intestinal obstruction The symptoms include appendicitis, intestinal obstruction, inguinal hernia, etc. It can be manifested as morning nausea, vomiting, and accompanied by abdominal pain, diarrhea and other digestive system symptoms. The patient should be sent to the doctor immediately, and after the diagnosis is clarified by abdominal ultrasound, gastrointestinal decompression, correction of water-electrolyte disorders, close observation of vital signs, and surgery if necessary, can be performed under the guidance of the doctor.