A colonoscopy is a telescopic and visual examination of the colon and rectum. It helps doctors detect abnormalities in the bowel, including signs of colorectal cancer. More than 15 million colonoscopy ...

A new Veterans Affairs study finds that delays in undergoing colonoscopy following an abnormal stool test increase the risk of a colorectal cancer diagnosis and cancer-related death. The results ...

A colonoscopy is not typically painful because people generally have the procedure under sedation, which makes them very sleepy and relaxed. Due to the side effects of sedation, a person should not ...