A colonoscopy is an exam that lets your physician see your entire colon. Before the test, your health care team will give you instructions for how to clear your colon of any stool. This process is ...

Colonoscopies are the most effective way to detect and prevent colorectal cancer, the third most common cancer in the U.S. At-home tests are available but are less accurate than colonoscopies. Just ...

If the too-good-to-be-true filter in your brain isn’t quite working the way it should, this may sound like the perfect alternative to the often-dreaded colonoscopy — at-home stool sample tests you ...