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20–30 Minutes of UVB Sun Exposure Two or Three Times Per Week
A practical UVB protocol is about 20–30 minutes of midday-equivalent sun exposure, two or three times per week, for 10–12 total sessions over several weeks. This same protocol was also recommended for chronic pain relief.
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“In the mice and in the humans, they established a protocol that essentially involved exposing the skin to UV light that was equivalent to about 20 to 30 minutes of midday sun exposure.”
huberman · Using Light (Sunlight, Blue Light & Red Light) to Optimize Health · Apr 18, 2022 · 52:18 · open ↗
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