A colonoscopy examines the colon and rectum for abnormalities such as polyps, tumors or inflammation, aiding in the detection and prevention of colorectal cancer. And to do that, it's important your medical team has a clear view. ⁠ ⁠ But for many people, one of the most uncomfortable parts of a colonoscopy is the preparation for the procedure. Dr. Derek Ebner, a Mayo Clinic gastroenterologist, offers tips on how to make colonoscopy bowel prep, essentially a strong laxative, easier.⁠ ⁠ Learn more