American Cancer Society – Overview of Colorectal Cancer
https://www.cancer.org/cancer/colon-rectal-cancer.html

National Cancer Institute – Overview
https://www.cancer.gov/types/colorectal

Mount Sinai – Colon Cancer and Rectal Cancer Information
http://www.mountsinai.org/patient-care/service-areas/cancer/cancer-services/colon-and-rectal-cancer

Colon Cancer – Hitting Younger and Younger People
http://www.standup2cancer.org/blog/view/reflecting_on_the_2017_early_age_onset_colorectal_cancer_symposium

American Institute for Cancer Research – Diet, nutrition, physical activity and colorectal cancer
http://www.aicr.org/continuous-update-project/reports/colorectal-cancer-2017-report.pdf

Colorectal Signs – Know What To Look For!!
https://protectyourbutt.com/about-cancer/