Most people think exercise works because it burns calories.That’s true — but it’s only the surface. Deep inside your cells, every workout flips a series of molecular switches that decide how your body uses, stores, and repairs energy.Dr. Robert Lustig, in his
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The Real Reason Exercise Works Most people think exercise works because it burns calories or builds muscle.But Harvard evolutionary biologist Daniel Lieberman, author of Exercised: The Science of Physical Activity, Rest, and Health, explains something deeper. The real benefit of training isn’t
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🧬What Science Says About Ancient Movement Most people believe our ancestors were constantly moving and burned thousands of calories each day. However, evolutionary biologist Daniel Lieberman, author of Exercised: The Science of Physical Activity, Rest, and Health, found a different story. Using
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What Happens Inside Your Body When You Exercise When you exercise, your body does far more than burn calories or build muscle.According to Harvard scientist Daniel Lieberman, author of Exercised: The Science of Physical Activity, Rest, and Health, physical activity triggers a
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What Is Reverse T3 (rT3)? Reverse T3 (rT3) is an inactive form of thyroid hormone that the body produces when it converts T4 (thyroxine) into T3 (triiodothyronine). While T3 is the active hormone responsible for regulating metabolism, energy, and body temperature, rT3
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Fasting is one of the most effective ways to reset metabolism, improve insulin sensitivity, and promote fat loss. Dr. Jason Fung, in The Obesity Code, explains how to fast properly without harming metabolism or losing muscle. This guide will help you implement
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The Randle Cycle explains the competition between fat and carbohydrate metabolism. When the body is burning a lot of fat for energy, it naturally suppresses glucose metabolism. This is a key reason why long-term keto or fasting can make the body temporarily
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If you’re looking to unlock the benefits of fasting without completely depriving yourself of food, the fasting mimicking state could be a game changer. This state, achieved through a low-protein, high-fat diet, can help activate autophagy, the body’s self-cleaning process, without the
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