We make preventing cancer POSSIBLE BECAUSE POSSIBLE IS EVERYTHING TO THEM 1 in 3 Americans hasn't had a colon cancer screening as recommended. Colorectal cancer is the #2 cancer killer in the U.S. More than half of these deaths could be prevented with a screening, according to the American College of Gastroenterology. Colonoscopy isn't your only option. There are accurate stool tests easily done at home. Talk to your healthcare provider about what's best for you.