Sunlight: Optimize Health and Immunity (Light Therapy and Melatonin)
Overview
Dr. Roger Seheult of MedCram reviews the benefits of sunlight beyond vitamin D, covering the solar spectrum, circadian rhythm, melatonin and infrared light. The lecture runs nearly two hours with timestamps.
On Hacker News
HN cites it as an accessible physician-led review supporting claims about infrared light, mitochondria and morning sun.
Topics
Sources
Video by MedCram - Medical Lectures Explained CLEARLY, played through YouTube.
Data and selection notes
HN summaries and labels may contain AI errors. HN dates refer to discussions, not video publication.
HN Library: HackerTube export (2026-10-31) and open-index/hacker-news. Upstream summaries and classifications may contain AI errors.
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Selection checks
- SaaS & AI candidates: Topic keywords do not match
- Editor-approved picks: Editorial review is required
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