Intermittent fasting sounds like a magic fat-burning switch: skip breakfast, shrink your eating window, and watch the fat “melt.” But does fasting speed up fat loss—or is it just another way to eat less?
Here’s what current research and experts actually say.
When you go several hours without food, your body gradually shifts from mainly burning glucose to burning more stored fat and producing ketones. Researchers call this the “metabolic switch”—moving from energy storage to energy mobilization.
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