Weight Loss Surgeon Explains The REAL Reason You're Always Hungry | Dr. Andrew Jenkinson

About this video

• Video Title: Weight Loss Surgeon Explains The REAL Reason You're Always Hungry | Dr. Andrew Jenkinson
• Channel: ZOE
• Speakers: Dr. Andrew Jenkinson, Jonathan (Host)
• Duration: 00:57:57

Overview

This video features Dr. Andrew Jenkinson, a bariatric surgeon, explaining the complex reasons behind persistent hunger and obesity. He debunks the "eat less, move more" myth, highlighting the crucial roles of genetics, epigenetics, hormonal regulation (specifically leptin resistance), the body's weight "set point," and the impact of modern diets and lifestyle factors. Dr. Jenkinson offers practical advice on how to shift one's set point and achieve sustainable weight loss by focusing on food quality, reducing sugar and processed foods, and incorporating mindful eating and time-restricted eating.

Key takeaways

• The "Weight Set Point" Theory: The brain has a set weight it defends, making long-term dieting difficult if this set point is at an unhealthy level.
• Diets Often Fail: Calorie restriction can trigger a metabolic slowdown and increased hunger due to the body's survival mechanisms, often leading to weight regain.
• Leptin Resistance: High insulin levels, stimulated by sugar and refined carbohydrates, can block the leptin signal, preventing the brain from recognizing fullness and leading to constant hunger despite carrying excess weight.
• Epigenetics and Environment: While genetics play a role (around 70%), environmental factors like diet and stress can trigger or suppress these genetic predispositions, as illustrated by studies on famine during pregnancy.
• The Impact of Processed Foods and Sugar: These foods significantly increase insulin levels, disrupt hormonal signals, and contribute to a higher weight set point, making weight loss harder.
• Sustainable Weight Loss Strategies: Focusing on reducing sugar, avoiding processed foods and snacking, adopting time-restricted eating, and practicing mindful eating can help lower the weight set point and promote natural weight loss.
• Beyond Food: Stress, lack of sleep, and even exercise (indirectly by improving insulin sensitivity and reducing cortisol) play a significant role in weight regulation.