14 Oct 2025
2h 6m

The Science of Sunlight: How 20 Minutes a Day Could Transform Your Mood, Energy, Sleep & Longevity with Dr Roger Seheult #586

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Feel Better, Live More with Dr Rangan Chatterjee

In this episode of "Feel Better, Live More," Dr. Rangan Chatterjee interviews Dr. Roger Seheult about the importance of sunlight for overall health. They discuss how a deficiency in sunlight can manifest as fatigue, poor sleep, inflammation, and elevated cholesterol. Dr. Seheult explains the three macronutrients of natural light—visible, ultraviolet, and infrared—and their roles in mood, immunity, and cellular energy. They explore practical strategies for maximizing sunlight exposure, even in challenging climates or indoor environments, and the growing evidence linking sunlight to reduced risks of mortality, cancer, and heart disease. Dr. Seheult advocates for prioritizing sunlight as an essential and free ingredient for thriving health, highlighting its impact on mitochondrial function and the body's natural circadian rhythms.

Outlines

Part 1: Introduction to Sunlight

Part 2: Sunlight's Components and Mechanisms

Part 3: Sunlight in Modern Life

Part 4: Practical Recommendations and Conclusion

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