#391 ‒ Colorectal cancer screening: importance of early screening, colonoscopy as a screening and preventive tool, and how to build a personalized strategy

Peter Attia provides an in-depth look at colorectal cancer screening, explaining why this cancer is so preventable and why getting screening right matters. He covers how CRC develops from polyps over a slow window, the unique preventive power of colonoscopy that can both find and remove precancerous growths, and clarifies the often-misunderstood NordICC trial results. The episode also addresses the rise in early-onset CRC, practical tips for colonoscopy preparation and quality assessment, and the risk-benefit calculus. Finally, he reviews non-invasive screening options like FIT and Cologuard, detailing what they can and cannot do.