Winter baby diarrhea may be caused by cold weather and viral gastroenteritis. Cold weather causes babies to catch cold and develop diarrhea, if the symptoms are not serious, observation is sufficient. Viral gastroenteritis caused by diarrhea, parents need to take the baby to the hospital in time to determine the cause of the disease, and treatment. Common causes and treatments 1, cold weather: children may catch cold due to cold weather and diarrhea symptoms. Parents are advised to help their children to keep their abdomen warm, and if the symptoms are not serious, observation is sufficient, while serious cases need to consult a doctor in time. At the same time, during the diarrhea should pay attention to avoid eating spicy stimulation, cold food, pay attention to the diet light, it is recommended to eat more millet porridge, steamed bread, vegetables, etc., and drink more light saline water, to help alleviate the symptoms; 2, viral gastroenteritis: winter is the peak of rotavirus infections, the child is susceptible to infection of viruses leading to diarrhea. Pay attention to anti-dehydration, diarrhea more often with dehydration is recommended to consult a doctor in a timely manner, under the guidance of the doctor for treatment. If accompanied by fever, can also be used to physical cooling method to reduce fever. Note: Hydration is the key for children with diarrhea in winter. Parents are advised to give their children more water to avoid electrolyte disorders and dehydration. At the same time, pay attention to dietary hygiene, strengthen the child to keep warm. Serious cases need to consult a doctor in time, do not dispose of yourself, so as not to delay the condition.