Articles

Research-backed health articles, each reviewed by a Singapore specialist.

Realistic anatomic cross-section of the human colon with a flexible colonoscope inserted into the lumen, showing how the procedure examines the inner wall for polyps during colorectal screening.
Colorectal Surgery

Colonoscopy Screening: What to Expect Before, During and After

Who needs colonoscopy screening, how the procedure works, how to prepare, and what the evidence says about safety. Based on 55 peer-reviewed studies.

Doctors Decode editorial team18 min read