The Science of Obesity | Dr. Layne Norton

The Dr. Gabrielle Lyon Show

In this episode of The Dr. Gabrielle Lyon Show, I sit down with Dr. Layne Norton, a renowned scientist and nutrition expert, to unpack the complex truths behind obesity, weight management, and diet myths. Together, we discuss what truly drives weight gain beyond the “calories in vs. calories out” model, exploring the impacts of hormones, metabolic rates, and lifestyle choices.

We dive into:

- How the body processes carbs, fats, and proteins

- Challenging the carb-insulin model of obesity

- Practical tips on meal structuring and muscle maintenance

- The significance of personalized diets and resistance training

If you’ve ever been curious about low-carb vs. high-carb diets, calorie counting, or how exercise impacts weight, this episode breaks it all down with science-backed detail. Don’t miss this eye-opening conversation packed with actionable advice for achieving sustainable, healthy weight loss and building lifelong fitness.

Who is Dr. Layne Norton?

As a self-proclaimed nerd who lifts heavy things, Layne completed his PhD in Nutritional Sciences with honors from the University of Illinois in 2010. His competitive athletic career highlights include four USA Powerlifting National titles (93kg weight class), most recently winning gold at the 2024 Powerlifting America National Championships (93kg).

Layne helped popularize flexible dieting and online nutrition coaching using evidence-based methods, coaching over 1700 clients. In recent years, Layne has focused on ways to share his knowledge with people on a wider scale, including building a coaching team, writing books, developing a nutrition coaching app and educational courses, and launching Outwork Nutrition, an evidence-based supplement company.

Layne’s passion is helping others achieve their goals through education and hard work.

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Follow Dr. Layne Norton :

• Instagram: www.instagram.com/biolayne/
• Facebook: www.facebook.com/LayneNorton/
• Twitter: twitter.com/biolayne
• TikTok: www.tiktok.com/@biolayne
• YouTube: www.youtube.com/biolayne

Find me at:

• Instagram: @drgabriellelyon
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• Facebook: facebook.com/doctorgabriellelyon
• YouTube: youtube.com/@DrGabrielleLyon