Bleeding while passing stool is most often caused by piles or a fissure. But polyps, colitis and colorectal cancer can also cause it. A proper check-up by a specialist is the only way to know the real cause. You look down and see blood. Your heart sinks. Most people think, "It must be piles." Many then wait for weeks. Some feel too shy to see a doctor. This blog will help you understand why...