Watch our 8-part video series about lowering your risk for colon cancer. Each video segment is under 2 minutes long.

Dr. John Marshall is a Prevent Cancer Foundation Medical Advisory Member from Georgetown University. He is the Division Chief of the Hematology and Oncology Department and an Associate Professor of Medicine. He is a passionate advocate for preventive screening: "You can lower your risk for colorectal cancer by getting screened."

Begin our video series below or skip directly to a section:
Straight Talk (below)
Colonoscopy Basics
Screening Options
Colorectal Cancer Symptoms
Lower Your Risk
Who's At Risk?
African Americans and Colorectal Cancer
What if I Don't Get Screened?

Can a colonoscopy prevent me from getting colorectal cancer?