Celiac disease can cause diarrhea or constipation. Stools may be greasy, watery, or foul-smelling. The appearance of poop may depend on how much gluten a person consumes. Celiac disease is an ...

People can develop celiac disease at any age. Symptoms in children may vary depending on how old they are. Symptoms are most likely to begin once an infant starts to eat gluten. Celiac disease can ...