A study from Wei and colleagues showed that even among those who are compliant with colon cancer screening recommendations, other lifestyle factors (maitaining a healthy body weight, limiting red and processed meat intake, regular physical activity, taking a folate supplement) contributed to a significant risk reduction.

This means even if you get the "all clear" after a colonoscopy, you shouldn't sit back and think you've done all you can. You've taken a great first step, so use that momentum to make other healthy choices too.