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Boundless Life

Boundless Life

In Defense Of Sunlight: The *Real Truth* About The Sun, Vitamin D, UVA, UVB, Sunscreen & More, With Rowan Jacobsen.

Aug 8, 2026 · 52m

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About this episode

Full show notes : https://bengreenfieldlife.com/sunpodcast In this episode, journalist Rowan Jacobsen , author of In Defense of Sunlight , challenges everything you thought you knew about sun exposure. Modeled after Michael Pollan's In Defense of Food , his book argues we've been gaslit into a "zero-sun policy" the science does not actually support. You'll hear why melanoma is tied to intermittent sunburns rather than steady sun, the surprising 2024 research suggesting UVB may be protective while UVA is the real concern, and how office culture, window glass, and car windows may all be hidden pieces of the skin cancer puzzle. You'll also learn why the vitamin D supplement story is more…