What is it?It is the third most frequently diagnosed cancer in men and women and the second highest cause of cancer deaths in the U.S.Yet,when found early,it is highly curable.This type of cancer occurs when abnormal cells grow in the lining of the large intestine(colon)or rectum.Learn more about who gets colorectal cancer,how it is detected,and what the latest treatments can accomplish.How it starts?It often begin as polyps benign growths on the surface of the colon.The two most common types of