Radical Health Radio 94: Blue Light is Destroying Your Health ft. Dr. Alexis Cowan
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Nov 27, 2024 
Dr. Alexis Cowan, a Princeton-trained PhD in metabolic physiology and light biology, discusses the profound effects of light on health. She reveals how blue light can harm our cellular and eye function, and debunks myths linking sun exposure to skin cancer. The benefits of cold exposure for metabolism and resilience are highlighted too. Dr. Cowan emphasizes the importance of seasonal eating and ancestral wisdom, sharing insights on how natural light can enhance well-being and address modern health issues.
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Light and Dark Cycles
- Blue light signals midday to the body, while darkness is essential for regeneration and repair.
- Modern light environments disrupt this balance, leading to inflammation and health issues.
Mitochondria and Light
- Mitochondria, cellular energy producers, are both electromagnetic emitters and detectors.
- They are influenced by natural and artificial light, impacting overall health.
Grounding and Sunlight
- Get outside barefoot, connecting with the Earth's energy.
- Expose skin to sunlight to stimulate melanin production for energy and reduced appetite.