Paradoxical diarrhea, or overflow diarrhea, is when you have constipation and diarrhea at the same time. It happens when watery stool leaks around a fecal impaction (hardened piece of stool stuck in ...

Jay N. Yepuri, MD, MS, FACG, is a board-certified gastroenterologist and member of the Digestive Health Associates of Texas Board of Directors and Executive Committee. Long-term constipation can lead ...