Many people think that colon cancer screening is no walk in the park. This giant inflatable colon on display at the University of Miami Health System campus was intended to help them think otherwise. Suzette Laboy/AP hide caption

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Suzette Laboy/AP

Instructions for the colon screening test were devised so they can be understood in any language. Courtesy of Kaiser Permanente Center for Health Research hide caption

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Courtesy of Kaiser Permanente Center for Health Research

Outfitted with two color cameras that run on batteries, the PillCam Colon capsule is being billed as a less invasive and less expensive option to a colonoscopy. Given Imaging hide caption

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Given Imaging

Kristen Miller, a colonoscopy patient, sits with Dr. Stephen Hanauer at the University of Chicago Medical Center in Chicago in 2010. They're looking at an interactive computer program describing benefits and risks of the procedure. Brian Kersey/AP hide caption

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Brian Kersey/AP

Dr. Joel Policzer checks on his patient, Lillian Landry, in the hospice wing of an Florida hospital in 2009. A new study found that many terminally ill cancer patients don't fully understand their prognosis. J. Pat Carter/AP hide caption

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J. Pat Carter/AP

Many Terminal Cancer Patients Mistakenly Believe A Cure Is Possible

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Kristen Miller talks over the risks and benefits of colonoscopy with Stephen Hanauer, chief of gastroenterology at the University of Chicago Medical Center. Brian Kersey/AP hide caption

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Brian Kersey/AP