Shocking Benefits of Eating NO FOOD for 72 Hours - Dr Jason Fung

What really happens when you don't eat for 72 hours? Most people think they would die, but the truth might shock you! In this video, I break down the complete science behind 72-hour fasting and reveal why it's one of the most powerful health tools available. ⏰ TIMESTAMPS: 0:00 - Introduction: Why 72-Hour Fasting? 0:45 - Subscribe for More Health Tips 0:55 - Understanding Your Two Metabolic Systems 2:30 - Stage 1: 0-24 Hours (Mental Clarity & Gut Repair) 5:00 - Stage 2: 24-48 Hours (Deep Ketosis & Fat Burning) 8:00 - Stage 3: 48-72 Hours (Stem Cells & Immune Reset) 9:15 - Will You Lose Muscle? (Common Myth Debunked) 11:30 - How to Break Your Fast Safely 13:30 - Long Fasts vs. Short Fasts Explained 15:00 - Final Thoughts & Your Next Steps 🔥 WHAT YOU'LL LEARN: ✅ The exact science behind what happens hour-by-hour during a 72-hour fast ✅ Why your body WON'T break down muscle during extended fasting ✅ How to enter deep ketosis and quadruple your ketone levels ✅ The shocking stem cell production that happens after 48 hours ✅ How fasting completely resets your immune system ✅ The proper way to break a long fast without digestive issues ✅ Why 36-hour fasts are the secret to breaking weight loss plateaus ✅ How often you should do extended fasts for optimal health 📊 RESEARCH MENTIONED: • 2024 Nutrition Review Study - Anti-inflammatory benefits of fasting • 2024 Study - 36-hour fasts suppress hunger and increase ketones 4x • 2023 Frontiers in Cardiovascular Medicine - Blood lipid improvements • 2020 Disease Markers Review - Blood sugar stabilization • 2014 Cell Stem Cell Study - Immune system rejuvenation • 2012 JAMA Study - 15% metabolic rate increase 🎯 WHO IS THIS FOR? • Beginners curious about extended fasting • Anyone stuck on a weight loss plateau • People looking to reduce inflammation naturally • Those interested in anti-aging and longevity • Anyone wanting to boost mental clarity and focus • Health enthusiasts seeking natural healing methods ⚠️ IMPORTANT NOTES: This video is for educational purposes only. Always consult with your healthcare provider before starting any fasting protocol, especially if you have pre-existing health conditions, are pregnant, breastfeeding, or taking medications. 🔔 SUBSCRIBE for more evidence-based health content: • Fasting guides and protocols • Nutrition science explained simply • Natural health optimization strategies • Weight loss tips that actually work • Anti-aging and longevity research 💬 COMMENT BELOW: What's your longest fast? Are you planning to try a 72-hour fast? Share your experience or questions below - I read every comment! 📌 RELATED VIDEOS YOU'LL LOVE: • How Many Hours of Fasting do you Need?    • How Many Hours of Fasting Do You REALLY Ne...   . Fasting for Women :    • Why Timing MATTERS for Female Hormones - W...   • What Happened when Fasting starts Work:    • What Happens When Fasting Starts Working? ...   • Autophagy Explained Simply:    • How to Activate AUTOPHAGY Without Fasting?...   • Mistakes During Fasting :    • The Shocking TRUTH About Fasting Mistakes ...   • 24-Hour Fast Benefits:    • WARNING Fasting for 24 Hours Could Change ...   #Fasting #72HourFast #drjasonfung #IntermittentFasting #Ketosis #WeightLoss #HealthyLiving #Autophagy #StemCells #ImmuneSystem #AntiAging #Longevity #MetabolicHealth #NaturalHealing #FastingBenefits