Colorectal cancer is the third most common cancer diagnosed in both men and women in the United States. The American Cancer Society's most recent estimates for the number of colorectal cancer cases in the United States are for 2012:
103,170 new cases of colon cancer
40,290 new cases of rectal cancer
Overall, the lifetime risk of developing colorectal cancer is about 1 in 20 (5.1%). This risk is slightly lower in women than in men.
What's more of an inconvenience? A colonoscopy? or Colon cancer?