Q: I get nervous seeing the headlines about the rise in colorectal cancer cases. What can I do right now to lower my risk? A: We used to think of smoking and genetics as the big factors at play when ...

DEAR MAYO CLINIC: I received a notice from my health system that I'm due for a colorectal cancer screening. I'm 45. Do I really need to have this done now? ANSWER: It's easy to be confused or ...

Colonoscopy screenings are a highly effective measure for preventing colon cancer. A healthy lifestyle, including diet and exercise, can reduce risk but does not eliminate the need for screening.

Colorectal cancer can cause bleeding from polyps in the digestive tract. This can lead to iron deficiency anemia. Oral and intravenous iron may help, but there may be some risks. Persistent bleeding ...