“Your risk of getting colorectal cancer increases as you get older. Other risk factors include having:

• Inflammatory bowel disease such as Crohn’s disease or ulcerative colitis.
• A personal or family history of colorectal cancer or colorectal polyps.
• A genetic syndrome such as familial adenomatous polyposis (FAP) or hereditary non-polyposis colorectal cancer (Lynch syndrome).”

Center for Disease Control and Prevention – CDC (https://www.cdc.gov/colorectal-cancer/risk-factors/index.html)