Why Diets Fail and What Obesity Really Is episode artwork

EPISODE · Feb 5, 2026 · 4 MIN

Why Diets Fail and What Obesity Really Is

from Hacking the Obesity Code: Why diets fail, weight loss rebounds, and metabolism, not willpower, decides everything · host Dr. Samir Kohli, PhD

If obesity were simply about eating less and exercising more, it would have been solved decades ago. It hasn’t — and that failure isn’t personal.In this opening episode of Hacking the Obesity Code, we challenge the most persistent myths around weight loss and explain why obesity is best understood as a metabolic and hormonal condition, not a problem of willpower or discipline.You’ll learn:Why calorie counting fails in the real worldWhy most people regain weight after dietingHow hormones and metabolic signaling drive fat storageWhy blaming individuals has never workedWhat this podcast will do differently from mainstream adviceThis episode sets the foundation for the entire series. No shame. No motivation talk. No diet culture. Just biology, systems thinking, and evidence.Follow the podcast to continue the series, starting with the next episode: Calories In, Calories Out — Why the Math Fails the Body.

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Why Diets Fail and What Obesity Really Is

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How long is this episode of Hacking the Obesity Code: Why diets fail, weight loss rebounds, and metabolism, not willpower, decides everything?

This episode is 4 minutes long.

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This episode was published on February 5, 2026.

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If obesity were simply about eating less and exercising more, it would have been solved decades ago. It hasn’t — and that failure isn’t personal.In this opening episode of Hacking the Obesity Code, we challenge the most persistent myths around...

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