A gastroenterologist breaks down what different stool colours can reveal about your digestion and health.

It’s perfectly normal to sometimes see some undigested food in your stool. But if you have other symptoms, it might be a sign of a health problem. Is It Normal to Have Undigested Food in Your Stool?

The color of your stool generally reflects what you have eaten and how much bile is in your stool. Bile is a yellow-green fluid excreted by your liver and aids digestion. As bile travels through your ...

A fecal impaction is a large, hard mass of stool that gets stuck so badly in your colon or rectum that you can’t push it out. You may also be unable to sense or respond when stool is in your rectum.

One way to know if your poop is healthy or unhealthy is through the Bristol Stool Chart, which classifies poop by shape and texture. Frequently used by gastroenterologists, the Bristol Stool Chart ...

Foul-smelling stool has a putrid and rotten odor. Usually, this smell is from foods that people eat. Sometimes though, foul-smelling stool can indicate health problem, such as an infection, an allergy ...

A stool culture can help your doctor understand and treat problems with your digestive tract, or gastrointestinal tract. There are many reasons why you might experience uncomfortable digestive ...

Repeated noninvasive stool DNA testing could offer greater real-world effectiveness than colonoscopy for colorectal cancer ...