A colonoscopy is one of the most effective check-ups available, but many people are scared of it. Genetic mutations that can lead to cancer can be identified with an endoscope during the examination, and removed directly.
Host Dr. Carsten Lekutat discusses when you should have a colonoscopy with Dr. Fritz von Weizsäcker. What are the risks involved? And what happens if you don't remove polyps?
Dogs can sniff out drugs, cash and explosives. Now media and researchers are celebrating a new canine skill: their ability to detect tumors. But we shouldn't get too excited about it yet.
The earlier doctors can detect changes in tissue, the better the chances of removing a cancer with few complications. These important cancer screenings can save lives and prevent tumor development.
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