Medically reviewed by Sohaib Imtiaz, MD Key Takeaways Sitting too long on the toilet can raise the risk of hemorrhoids. If constipation is the cause, diet changes may help.Prolonged toilet sitting can ...

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 ...