{"version":1,"type":"rich","provider_name":"Libsyn","provider_url":"https:\/\/www.libsyn.com","height":90,"width":600,"title":"What Happens in Your Body During a Fast (First 48 Hours Explained)","description":"Fasting is not a switch \u2014 it\u2019s a sequence. Episode #258 \ud83c\udf99\ufe0f In this episode, Coach Lisa breaks down what\u2019s really happening in your body during the first 24\u201348 hours of fasting. From glycogen depletion to fat burning and gluconeogenesis, Lisa explains why fasting can feel slow or frustrating at first \u2014 especially for newer fasters \u2014 and why consistency is what helps the body become more metabolically flexible over time. This episode walks through the physiology of fasting in a practical, easy-to-understand way so you can better understand what your body is doing and trust the process. \ud83d\udc49 What you\u2019ll learn: \u2022 What the body uses for fuel first during a fast \u2022 Why fat burning doesn\u2019t happen immediately \u2022 How glycogen depletion works \u2022 What gluconeogenesis actually is \u2022 Why low carb eating supports fasting \u2022 How movement helps accelerate the switch to fat burning \u2022 Why consistency matters more than dramatic fasts \u23f1\ufe0f Timestamps 00:00 \u2014 Why fasting is a sequence, not a switch 00:26 \u2014 Why the first 48 hours can feel frustrating 01:58 \u2014 Why consistency matters for metabolic flexibility 02:39 \u2014 What is the body actually using for fuel first? 04:26 \u2014 Why doesn\u2019t fat burning happen straight away when we begin a fast? 06:11 \u2014 How long does it take to switch from glycogen to fat burning? 07:23 \u2014 Does the body get better at making the switch over time? 09:18 \u2014 Why consistency trains the body 09:56 \u2014 What is gluconeogenesis and when does it happen during fasting? 12:56 \u2014 Why how you break your fast matters 14:12 \u2014 If we eat low carb, does the body still refill glycogen stores? 16:35 \u2014 Does movement or exercise help use up glycogen faster? 19:34 \u2014 Why fasting may not \u201cfeel\u201d effective yet 19:42 \u2014 Could the early glycogen phase explain slow results at first? 21:26 \u2014 Why the first few weeks are foundational 22:08 \u2014 Key fasting takeaways and recap 23:22 \u2014 Listener question: when did fasting start to feel easier for you? \ud83d\udcdd Transcript The transcript for this episode is available on our website: https:\/\/www.thefastingmethod.com\/podcasts\/ \ud83d\udc9b Community Support Join The Fasting Method Community for guidance, accountability, and coaching support: https:\/\/www.thefastingmethod.com\/community\/ \u2728 Partner Offer \ud83e\uddea Curious about Aeira? Learn more at drinkaeira.com and use the discount code podcast10 for 10% off Aeira products. \ud83d\udce3 Connect With Us Instagram: https:\/\/www.instagram.com\/fastingmethod\/ Facebook Page: https:\/\/www.facebook.com\/TheFastingMethod Facebook Group: https:\/\/www.facebook.com\/groups\/obesitycodenetwork \u26a0\ufe0f Disclaimer This podcast is for educational purposes only and is not a substitute for professional care by a doctor or other qualified medical professional. You should always speak with your physician or other healthcare professional before doing any fasting, changing your diet, taking or adjusting any medication or supplements, or adopting any treatment for a health problem. The use of any products or services purchased does not create a healthcare provider\u2013patient relationship. Information and statements regarding dietary supplements have not been evaluated by the Food and Drug Administration and are not intended to diagnose, treat, cure, or prevent any disease. ","author_name":"The Fasting Method Podcast","author_url":"https:\/\/www.thefastingmethod.com","html":"