Bright red blood in your stool, also known as hematochezia, is a sign of bleeding in the lower digestive tract. It is most likely caused by a condition like hemorrhoids or diverticular disease.

Noticing bloody or maroon-colored stool (poop) is alarming, and it may come on suddenly. The first step to determining the cause is thinking back on what you’ve recently had to eat. Reasons for bloody ...

If you notice blood in the toilet bowl or on your toilet paper after a bowel movement, you’re likely to be concerned. There are many reasons your stool could contain blood, and while most causes are ...

Red diarrhea can happen for many reasons, from eating red foods, such as beetroot, to an anal fissure, when stool may contain blood. Some medications can also cause red diarrhea. A healthy stool is ...

Certain foods and juices with strong colors can change your bowel movements to red. If you're not expecting to see such a change, it can make for quite a shock when you look in the toilet bowl. But ...

Roshini Raj, MD, is Health's former magazine's medical editor and coauthor of What the Yuck?!. Board-certified in gastroenterology and internal medicine, Dr. Raj is a Clinical Associate Professor of ...