EPISODE · Feb 18, 2026 · 12 MIN
How Ketosis Actually Works: Dr. Berg Explains Your Body's Fat-Burning Switch
from Fuel Different · host Sarah Williams
Your doctor probably told you to "eat less, move more" for weight loss. What if that advice is actually making it harder to burn fat? In this episode, Sarah Williams breaks down the real science behind ketosis with Dr. Berg, revealing why your body might be fighting against traditional diet advice. 🎯 What You'll Learn: • Why your brain actually runs 25% more efficiently on ketones than glucose • How insulin blocks fat burning for up to 12 hours after eating carbs (even "healthy" ones) • The shocking math: you store 40,000 calories of fat but only 2,000 calories of sugar • Why blood sugar crashes 4-6 times daily sabotage your metabolism 👤 Perfect for: anyone who's tried multiple diets but still struggles with energy crashes, cravings, or stubborn weight that won't budge despite "doing everything right." 📍 Chapters: [00:00] Sarah introduces the fat-burning switch your body already has [01:30] Dr. Berg explains why ketones are actually brain fuel [04:00] The insulin trap that keeps you storing fat instead of burning it [07:00] Why your body hoards glucose but freely burns ketones [10:00] The metabolic reset that changes everything [12:00] Practical steps to flip your fat-burning switch today 🔔 Never miss an episode: Follow Fuel Different on Spotify or Apple Podcasts and turn on notifications. New episodes drop daily - your next breakthrough is one tap away. 🔍 Topics: ketosis, weight loss, metabolism, insulin resistance, fat burning, low carb diet ------------- Keywords: nutrition research, nutrition facts, dr berg, preventive health Learn more about your ad choices. Visit megaphone.fm/adchoices
What this episode covers
Your doctor probably told you to "eat less, move more" for weight loss. What if that advice is actually making it harder to burn fat? In this episode, Sarah Williams breaks down the real science behind ketosis with Dr. Berg, revealing why your body might be fighting against traditional diet advice. 🎯 What You'll Learn: • Why your brain actually runs 25% more efficiently on ketones than glucose • How insulin blocks fat burning for up to 12 hours after eating carbs (even "healthy" ones) • The shocking math: you store 40,000 calories of fat but only 2,000 calories of sugar • Why blood sugar crashes 4-6 times daily sabotage your metabolism 👤 Perfect for: anyone who's tried multiple diets but still struggles with energy crashes, cravings, or stubborn weight that won't budge despite "doing everything right." 📍 Chapters: [00:00] Sarah introduces the fat-burning switch your body already has [01:30] Dr. Berg explains why ketones are actually brain fuel [04:00] The insulin trap that keeps you storing fat instead of burning it [07:00] Why your body hoards glucose but freely burns ketones [10:00] The metabolic reset that changes everything [12:00] Practical steps to flip your fat-burning switch today 🔔 Never miss an episode: Follow Fuel Different on Spotify or Apple Podcasts and turn on notifications. New episodes drop daily - your next breakthrough is one tap away. 🔍 Topics: ketosis, weight loss, metabolism, insulin resistance, fat burning, low carb diet ------------- Keywords: nutrition research, nutrition facts, dr berg, preventive health Learn more about your ad choices. Visit megaphone.fm/adchoices
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How Ketosis Actually Works: Dr. Berg Explains Your Body's Fat-Burning Switch
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