Nervous about getting a colonoscopy? A gastroenterologist answers six common questions about prep, the procedure, and what to expect.

You need to follow a special diet and may take laxatives to clean out your bowel before a colonoscopy. Drink plenty of clear liquids to avoid dehydration during the bowel prep. You might need to split ...

Add Yahoo as a preferred source to see more of our stories on Google. For your colonoscopy prep to be smooth and successful, you need to know exactly what to expect. (Getty Images) (Drazen Zigic via ...

A colonoscopy can help your doctor find precancerous polyps, early colorectal cancer, or other health conditions that may be affecting your colon or rectum. Early diagnosis and treatment may improve ...

An artificial intelligence (AI) tool that runs on a smartphone can help patients scheduled for a colonoscopy evaluate on their own how well they do with bowel cleansing, and may be an alternative ...

Since my divorce, the frequency of my ischemic colitis has increased.Perhaps the invisible pressure or stress of becoming a ...

Rachel Feltman: For Scientific American’s Science Quickly, I’m Rachel Feltman. Few outpatient medical procedures inspire as much negativity as the colonoscopy. In honor of Colorectal Cancer Awareness ...

In his op-ed “Colonoscopy Prep Is Worse Than IKEA” (June 3), Jim Sollisch gives readers the impression that there has been a universal shift to a three-day bowel preparation for colonoscopies. This ...