Autumn diarrhea, as the name implies, is a diarrheal disease that occurs in autumn and winter. Children often have diarrhea after a cold or poor diet, with stools that look like water or egg drop soup, mostly without a particular fishy odor, up to a dozen times a day, and often accompanied by vomiting at the beginning of the illness. Autumn diarrhea is a self-limiting disease, generally no special medicine treatment, most children will stop diarrhea naturally in about a week. However, when some children have severe vomiting and diarrhea, the consequences are more serious if the rehydration is not timely and dehydration occurs quickly. The epidemic season of autumn diarrhea is from September to January every year, with the peak of the epidemic being from October to December. Infants and children aged 6 months to 3 years, malnourished, rickets, anemic and frail infants and children are more susceptible to the disease and have a serious and long course of illness. Children younger than 6 months old are less likely to get autumn diarrhea because they are protected by their mother’s antibodies, and those who are breastfed are even less likely to get autumn diarrhea. Adults can also be infected with autumn diarrhea, the symptoms are similar to those of children, but the disease is light, the course of the disease is short, generally 2 to 3 days to heal. Symptoms: 1. rapid onset, often accompanied by cold symptoms at the beginning, such as cough, nasal congestion, runny nose, half of the children will also have fever (common at the beginning of the disease), usually low fever, rarely high fever; 2. the number of stools increased, about 10 times a day, more than 3 times should be considered fall diarrhea, the stool is white, yellow or green egg soup-like, with a little mucus or pus blood, no fishy smell; 3. half of the children will appear vomiting. Most of the vomiting symptoms occur at the beginning of the course of the disease, usually no more than 3 days. 4, heavy diarrhea may appear dehydration symptoms, such as thirst obvious, urine volume decreased, irritable; 5, the course of the disease is self-limiting, the course of the disease is generally 5-7 days, malnutrition, rickets and frail patients, diarrhea may be longer. Treatment measures: 1, autumn diarrhea is self-limiting, generally will heal on its own, if early and reasonable use of drugs, can shorten the course of the disease, reduce symptoms; 2, adjust the diet, pay attention to replenish sufficient fluids and electrolytes, correct or prevent dehydration, is the primary measure to treat autumn diarrhea, avoid aggravation of the disease, if vomiting and diarrhea is serious, need intravenous rehydration; 3, autumn diarrhea is mainly caused by rotavirus infection, although There are no specific drugs for this virus, but if antiviral drugs are used early, it can inhibit the replication and reproduction of the virus and reduce the number of viruses, thus reducing the symptoms and shortening the course of the disease. 4, advocate the application of gastrointestinal mucosa protective agent montelukast. For those with dysbiosis, choose micro-ecological preparations such as Mammazine, Siliancon, etc. Supplement a large amount of vitamin B to improve the function of the gastrointestinal tract.