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My special guest today is Dr. William Davis. He is a cardiologist and New York Times #1 bestselling author of the Wheat Belly book series. He is Medical Director and founder of the Undoctored program including the Undoctored Inner Circle. He is Chief Medical Officer and co-founder of Realize Therapeutics Corp. that is developing innovative solutions for the disrupted human microbiome and author of the book Super Gut.
Get ready to have your understanding of cholesterol and heart disease challenged. Cardiologist Dr. William Davis, bestselling author of the Wheat Belly series, joins us to expose the fundamental flaws in how modern medicine approaches heart health.
Dr. Davis reveals why the conventional focus on total cholesterol and LDL is dangerously outdated. These measurements are crude approximations developed in the 1960s that fail to identify the real culprits behind heart disease. Instead, he explains why small dense LDL particles and triglyceride levels are far more meaningful indicators, and why coronary calcium scores provide the most direct evidence of actual heart disease risk.
What's truly eye-opening is learning what causes these dangerous small LDL particles. Contrary to popular belief, it's not fatty foods like eggs or butter, but rather grains and sugars. The amylopectin A carbohydrate in wheat (even "healthy" whole grains) triggers small LDL formation more effectively than table sugar. This revelation explains why so many people following conventional "heart-healthy" low-fat, high-grain diets continue developing heart disease.
Beyond diet, Dr. Davis delves into how nutrient deficiencies common in modern life—particularly vitamin D, magnesium, iodine, and omega-3 fatty acids—contribute significantly to heart disease risk. He also explores the critical role of gut health, explaining how Small Intestinal Bacterial Overgrowth (SIBO) affects approximately half the North American population and drives inflammation, insulin resistance, and heart disease.
Perhaps most importantly, Dr. Davis empowers listeners with actionable knowledge about how to genuinely protect heart health without relying on statins, which he demonstrates provide minimal benefit while increasing diabetes risk.
If you're concerned about heart health or have been told y
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