Why Bryan Johnson is Wrong About the Sun

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The Sun Isn’t the Enemy: How Light Controls Dopamine, Hormones, and Health

In this episode, we talk to David Herrera to explore why biology, not motivation, determines follow-through, discipline, and health.We dive deep into how light exposure, dopamine, circadian rhythm, cold, and modern environments shape everything from energy levels and sleep to hor ... Show more

. 2h 15min

The Vitamin D Lie: Why Supplements Don’t Work Like Sunlight

Full Episode Drops Monday, January 24th, 2026Sun avoidance has quietly become the default, and it’s doing real damage.In this clip, David Herrera breaks down why constant sunscreen use in low UV conditions can backfire, and why popping vitamin D pills isn’t the same as making vit ... Show more

. 11min 10sec

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