Most of the tiny patients confined to the children’s ward at the International Centre for Diarrhoeal Disease Research (ICDDR) in Dhaka, Bangladesh, are weak, malnourished and dehydrated. They’ve ...

Diarrhea is one of the most common side effects of taking antibiotics, though it tends to be mild. Sometimes, antibiotics can cause bacterial infection with Clostrioides difficile (C.diff), leading to ...

Osmotic diarrhea is when undigested material reduces how much water and electrolytes the bowels can absorb. It can occur when a person’s body has difficulty digesting certain foods, such as lactose.