Jason Fung: 3 Rules to Lose 50 Pounds Without Ever Counting a Calorie : 1453

You are not eating because you are hungry. You are eating because you have been trained to, and the food industry designed it that way. This episode dismantles everything you thought you knew about hunger, weight loss, and metabolism, and gives you a science-backed framework to finally stop fighting your own biology. -Watch this episode on YouTube: Host Dave Asprey sits down with Dr. Jason Fung, a New York Times bestselling author, practicing nephrologist, and one of the most trusted voices in functional medicine and metabolic health. Dr. Fung completed medical school at the University of Toronto and a fellowship in nephrology at Stanford University. He is the author of multiple critically acclaimed books including The Obesity Code, The Diabetes Code, and his newest release The Hunger Code, and is the co-founder of The Fasting Method, a program designed to help people lose weight and reverse type 2 diabetes through fasting and real food nutrition. His work has helped millions break free from calorie restriction dogma for good. Together, Dave and Dr. Fung expose the three types of hunger driving the obesity epidemic, why calorie restriction fails almost every time, and what ultra-processed foods actually do to your brain's reward system. They get into the real science of fasting, metabolism, hormonal signaling, GLP-1 drugs, food addiction, conditioned eating behavior, and how your physical environment is quietly sabotaging your results. If you are serious about biohacking your hunger, optimizing your body composition, and taking control of your biology without white-knuckling willpower, this episode delivers the tools you need. This is essential listening for anyone focused on biohacking, longevity, human performance, fasting, metabolism, anti-aging, sleep optimization, brain optimization, functional medicine, and eating smarter not harder. You'll Learn: Why calorie restriction fails and what actually controls how much you eat The three types of hunger: homeostatic, hedonic, and conditioned, and how each one drives overeating How ultra-processed foods hijack your dopamine system and destroy satiety signals Why wiring your jaw shut or cutting your stomach still does not produce long-term weight loss What GLP-1 drugs like Ozempic actually reveal about hunger, metabolism, and the body fat thermostat How conditioned hunger works like Pavlov's dogs and practical strategies to reverse it The role of your physical environment in controlling food noise and cravings Why food addiction is real, and which foods are engineered to keep you hooked How fasting resets hunger signals, improves metabolic flexibility, and supports ketosis The mindset shift that makes healthy eating feel effortless instead of like deprivation Thank you to our sponsors! - OneSkin | Get 15% off OneSkin with code DAVE at oneskin.co/DAVE . - iRestore | Reverse hair loss with and get exclusive savings on the iRestore Elite, use code DAVE - Our Place | Stop cooking with toxic cookware and upgrade to Our Place today. With a 100-day risk-free trial, plus free shipping and returns, you can experience this game-changing cookware with zero risk. Visit: fromourplace.com/DAVE Use code: DAVE for 10% off sitewide - fatty15 | Go to and save an extra $15 when you

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Jason Fung: 3 Rules to Lose 50 Pounds Without Ever Counting a Calorie : 1453 is an episode from The Human Upgrade with Dave Asprey—formerly Bulletproof Radio by Dave Asprey.

This episode is 01:00:39 long.

This episode was published on Apr 21, 2026.

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