Children with low fever, vomiting, mainly considered to be food or suffering from gastrointestinal type of cold, as follows: 1, food: because of irregular diet, often overeating, or like to eat meat, do not like to eat vegetables, resulting in digestive system dysfunction, the symptoms of food accumulation, due to food accumulation, more heat in the body, can appear low fever, vomiting phenomenon. At this time, parents can give the child appropriate amount of water to promote the excretion of body heat, and also give probiotics to regulate the balance of intestinal flora, to promote the digestion and absorption of food in the intestine. The child’s food symptoms are relieved, and the fever will generally go down. 2, gastrointestinal flu: In addition to low fever, vomiting, there will be sneezing, runny nose, coughing and other symptoms. In this case, parents can give their children physical cooling, such as forehead antipyretic paste, follow medical advice to give patchouli water to improve the child’s low fever, vomiting and other symptoms.