USnews. Colonoscopy only way to prevent cancer. CHK EVERYONE
There are some risks you can't change. As you get older, your risk for colorectal cancer goes up. Colorectal cancer can show up with no symptoms at all, even in people who don't think they're at risk. So, everyone should be checked. There are a number of ways to get screened for colorectal cancer, but a colonoscopy is the only one that can help prevent cancer from even starting. https://health.usnews.com/health-care/for-better/articles/2017-10-02/colorectal-cancer-is-on-the-rise-in-younger-patients