What 40 Days Without Food Reveals About the Human Body, With Casey Ruff

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In the 1960s, researchers had people fast for 40 days straight. They expected some of them to die. Instead, their bodies adapted. My guest this week, Casey Ruff, has spent nearly two decades helping people understand what's actually fueling their bodies, and most of what he's found runs against everything we've been taught. A metabolic health coach who came up through lab testing before going all in on low-carb and carnivore approaches, Casey joins me to explain why the carbs you've been told you need for energy might be the very thing holding you back. Casey and I talk about research that rewrote his thinking. Why nearly every diet eventually fails. And, most importantly, how your body is…