I have a sim ilar post sometime ago when an aunt of mine died of it. Then Cory Aquino died of it, and now, another relative and the mother of one of my staff are suffering from it. Colorectal cancer is the third most common cancer in the United States. And it occurs most often in people older than 50. This type of cancer happens when cells that are not normal grow in your colon or rectum . These cells grow together and form tumors. When it is found early, it is easily treated and often cured. But because it usually is not found early, it is one of the leading causes of cancer deaths worldwide. Screening tests can prevent this cancer, but only a few of us undergo screening. According to the American Cancer Society, if everyone were tested, tens of thousands of lives could be saved each year. What causes colorectal cancer? Most cases begin as polyps , which are small growths inside the colon or rectum. Colon polyps are very common, and most of them do not turn into cancer. But doctors ...