The American Cancer Society estimates that about 1 in 21 men and 1 in 23 women in the United States will develop colorectal cancer at some point in their lifetime. Knowing your family’s history is an especially important factor in early detection for many cancers, especially colorectal cancer. When it comes to colorectal cancer, your genetics play a huge role in determining whether you might be at a higher risk of developing the condition. In this article, we will discuss the genetic predisposition for colon cancer, including how to know if you have a gene for hereditary colon cancer.