The urge to poop occurs when your rectum fills up, triggering receptors in the anus to signal the brain: go poop. The longer the stool sits in the rectum, the more water is absorbed from it, making it ...

Find out why bowel movements, a routine bodily function, can feel satisfying — or even euphoric — at times. Experts reveal why defecation can bring a sense of relief.

Painful bowel movements can happen for many different reasons—some are temporary and harmless, while others may signal an underlying health issue. Sometimes the explanation can be straightforward, ...