You push so hard to get stool out that you end up tearing the skin at your anus. Anal fissures also happen with chronic diarrhea and after childbirth. Hemorrhoids are swollen blood vessels at the ...

As John Johnson trained for his second marathon, he noticed blood in his stool and wondered if he had hemorrhoids from “training pretty hard.” When the bleeding continued for a month ...

Medically reviewed by Robert Burakoff, MD Bright red blood in your stool, also known as hematochezia, is a sign of bleeding ...