Why Do We Get Fat? Part 2 - It's the Insulin, stupid! episode artwork

EPISODE · Sep 11, 2026 · 14 MIN

Why Do We Get Fat? Part 2 - It's the Insulin, stupid!

from Jason Fung · host Jason Fung

Pre-order The Hunger Code at www.doctorjasonfung.com. Check out hunger management tools at www.drinkaeira.comStop counting calories. If 'Calories In, Calories Out' really worked, why do those dietsfail 99% of the time? In this video, Dr. Jason Fung explains why obesity is not acaloric imbalance, but a hormonal imbalance—specifically involving insulin.Most people believe that weight gain is a personal choice caused by eating toomuch and exercising too little. But science tells a different story. Discover howyour body's internal thermostat (BMR) actually regulates your weight and whylowering insulin, not calories, is the key to long-term fat loss.In this video you will learn:● Why the 'Calories In, Calories Out' model is scientifically flawed.● How damage to the hypothalamus leads to massive weight gain(independent of willpower).● The role of Basal Metabolic Rate (BMR) in energy expenditure.● How Insulin acts as a 'Fat Storage Hormone' and blocks lipolysis (fatburning).● Why simply eating less lowers your metabolism and makes you regainweight.medical Disclaimer: The content of this video is for educational purposes onlyand is not intended to be a substitute for professional medical advice, diagnosis,or treatment. Always seek the advice of your physician or other qualified healthprovider with any questions you may have regarding a medical condition.�� If you’re serious about losing weight without losing your health or youthfullook, this video is a must-watch.�� Subscribe now for more science-backed videos on fasting, weight loss, anmetabolic health. And don’t forget to like ��, comment ��, and share this vidwith anyone who still believes in the calorie deficit myth!▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬⏱️ Chapters / Timestamps00:00 - The Big Lie: Why Do We Get Fat?00:15 - The Energy Balance Equation Myth (CICO)01:31 - BMR vs. Exercise: Where Calories Actually Go02:41 - The Body Fat Thermostat: Lessons from Rat Studies04:43 - Insulin is a Nutrient Sensor (Storage & Growth)05:48 - Why High Insulin Blocks Fat Burning (Lipolysis)06:24 - The Real Cause of Obesity: Hormones vs. Calories08:00 - Why 'Eat Less, Move More'; Fails (Metabolic Adaptation) 09:15 - How to Fix Your Internal Weight Thermostat10:11 - Conclusion: Insulin, Drugs, and The Obesity Code=============================�� BOOKS:�� The Obesity Code - Reviewing underlying physiology of weight loss anhow low carb diets and fasting can help.https://www.amazon.com/dp/1771641258?...�� The Diabetes Code - Reviewing how type 2 diabetes is a reversibledisease and dietary strategies. https://www.amazon.com/dp/B0795BLS8D?...�� The Cancer Code - Scientific exploration of how cancer developshttps://www.amazon.com/dp/0062894005?...�� Amazon:�� USA - https://www.amazon.com/shop/jasonfung�� Canada - https://www.amazon.ca/shop/jasonfung▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬�� Please visit our :-�� Website - https://www.doctorjasonfung.com�� Blog- / drjasonfung�� Community- https://www.thefastingmethod.com�� Facebook - / jason.fung.313�� Instagram - / drjasonfung�� Twitter - / drjasonfung▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬�� YouTube Medical Lectures (for specialist physicians)▶️ The Roots of the Obesity Epidemic: https: // • The Obesity Epidemic,Explained▶️ Therapeutic Fasting - The Two Compartment Problem:https: // •Fasting and Weight Loss - Solving the...▶️ Does Calorie Counting work?: • Why Calorie Counting rarely leads to...▶️ Two Big Lies of Type 2 Diabetes: • Two Big Lies about Type 2Diabetes▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬If you liked the video, Please Do Subscribe My Channel ����Keep Supporting me So I can Continue to provide you with free contenteach week!!��▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬�� �� Thank you for Watching#DrJasonFung #TheObesityCode #WeightLoss #InsulinResistance#CaloriesInCaloriesOut #Metabolism #IntermittentFasting #LowCarb#HealthEducation Learn more about your ad choices. Visit megaphone.fm/adchoices

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Why Do We Get Fat? Part 2 - It's the Insulin, stupid!

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