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 ...

Colonoscopy procedure A colonoscopy is an important procedure for detecting colorectal cancer in those at high risk or over the age of 50. A colonoscopy usually takes 30–60 minutes. However, people ...