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Fiber-Rich Diet Key to Combat Rising Colon Cancer

11/2/2025

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Summary

Story summary

Dr. Susan Bullman, a researcher at MD Anderson Cancer Center, studies the link between gut health and rising colon cancer rates in people under 45.
Bullman notes that many Americans consume less than 10 grams of fiber daily and promotes a fiber-rich, whole-food diet that includes oatmeal, fruits, and vegetables.
Bullman also warns against ultra-processed "high-protein" products and says fermented foods and probiotics help build a diverse gut microbiome.

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Story summary

Dr. Susan Bullman, a researcher at MD Anderson Cancer Center, studies the link between gut health and rising colon cancer rates in people under 45.
Bullman notes that many Americans consume less than 10 grams of fiber daily and promotes a fiber-rich, whole-food diet that includes oatmeal, fruits, and vegetables.
Bullman also warns against ultra-processed "high-protein" products and says fermented foods and probiotics help build a diverse gut microbiome.