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Kurzgesagt - In a Nutshell: The Fat Problem

The Fat Problem TL;DR

Fat isn’t just dead weight—it’s a complex, hormone-secreting organ that constantly talks to your brain, immune system, and metabolism. In healthy amounts, it’s crucial for energy balance, insulation, and hormone regulation.

But when fat piles up, those same signals go off the rails: chronic inflammation, disrupted hormones, higher risk of nearly every major disease, and even shortened lifespan. The video digs into exactly when fat becomes dangerous and what damage can (and can’t) be reversed once you start losing it.

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