Fasting Science✓

Welcome to Fasting Science — where we explore what really happens inside the human body when you fast. From the first few hours without food to 24-, 48-, and 72-hour fasts, we break down the science of fasting in a simple, visual and evidence-informed way. You'll learn about: • Fasting and metabolism • Glucose, glycogen and insulin • Fat burning and ketones • Autophagy and cellular recycling • Brain, liver, heart and muscle changes • Intermittent and prolonged fasting • Fasting myths and misconceptions • What research actually shows — and what remains uncertain No hype. No miracle claims. Just science explained simply. Subscribe to understand what happens inside your body when you fast.