Age Less / Live More 660: Why We Eat Too Much with Andrew Jenkinson
Feb 19, 2025
Andrew Jenkinson, a bariatric surgeon and author of *Why We Eat (Too Much)*, sheds light on the complexities of hunger and obesity. He explains how hormonal imbalances, particularly with insulin and leptin, lead to overeating. The conversation highlights the rise of GLP-1 drugs in weight management and contrasts them with surgical options. Jenkinson also discusses the critical role of Omega-3 fatty acids and the importance of personalized nutrition for effective weight control. Tune in for valuable insights into tackling the roots of hunger!
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Satiety Signals: A Child vs. Adult Perspective
- Lucas Rockwood's son naturally regulates his candy intake, demonstrating inherent satiety signals.
- Rockwood himself lacks this brake pedal for simple carbohydrates, highlighting the impact of age and hormonal dysregulation.
Metabolic Swing: The Dimmer Switch of Energy
- Basal metabolism is dynamic and can vary significantly, impacting calorie expenditure.
- This metabolic swing, controlled by the hypothalamus, can be as significant as a 10K run or a large meal.
Beyond Calories: Metabolic Impact of Food
- Many obese individuals are well-educated about nutrition but still struggle with weight loss.
- This highlights a fundamental misunderstanding: it's not about calories, but how food affects metabolism.

