A colonoscopy is a medical procedure performed to inspect the inside of the rectum and colon (large intestine). During a colonoscopy, a healthcare provider inserts a flexible tube with a camera ...

Sometimes, the preparation solution to clear the bowels before a colonoscopy does not work, or only partially works. A person can speak with their doctor about ways to make the prep more effective.

A colonoscopy is one of the best ways to spot or help prevent colon cancer. But many people who should have the procedure don’t. Often that’s because they’re afraid of what they have to go through to ...

Colonoscopy vs. Sigmoidoscopy: What’s the Difference? If your doctor wants to check the health of your colon — whether as part of a routine screening or to investigate a concern — they may recommend a ...

Most people should get screened for colorectal cancer starting at age 45. Cells in the large intestine can form polyps, which may turn into cancer over time. Detecting these polyps early means you ...