Cancer researchers say colonoscopies are the reason for a 30 percent drop in colon cancer rates over the past decade in those over 50.
Only 1 in 3 people between the ages of 50 and 75 consider getting screened. Colon cancer specialists encourage more.
Researchers at Washington University School of Medicine discover less invasive screening test for colorectal cancer.
Participants hope to raise awareness of colorectal cancer by taking part in a one mile fun run or a 5k run through the park.