An Inside Look at a Colonoscopy [Video]

March is National Colorectal Cancer Awareness month, when public health groups take special pains to promote screening for cancer of the rectum and colon. A leading cause of cancer deaths in the U.S., this disease kills about 50,000 people each year; caught early, however, it has a good chance of being cured.

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An Inside Look at a Colonoscopy [Video]