What are the common causes of diarrhea in children?
Diarrhea is often a result of gastroenteritis, which can be caused by a variety of viruses, bacteria, and parasites. Common viral causes include rotavirus and norovirus. Bacterial causes include Campylobacter, Salmonella, and E. coli. Food allergies and intolerances, such as lactose intolerance, can also cause diarrhea.