What you should know about colorectal cancer: A doctor explains

We are what we eat. Our digestive system is what powers everything we do, but a tiny polyp hiding in the colon is easy to miss and even easier to ignore, and it can quietly become something far more serious. So how early is early enough to catch it? What everyday food choices are quietly raising the risk? CGTN's Health Talk speaks with Dr. Li Guoxin, a gastrointestinal cancer expert in China, to explore how prevention, early detection and proper management can help protect colorectal health. #HealthTalk

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