{"podcast":{"title":"LessWrong (Curated & Popular)","slug":"lesswrong-curated-popular-5643401","podcast_index_feed_id":5643401,"rss_url":"https://rss.buzzsprout.com/2037297.rss","website_url":"https://sites.libsyn.com/421877","image_url":"https://storage.buzzsprout.com/xq8g0aka74ttwoa9xkxlmy5fn9oa?.jpg","author":"LessWrong","episode_count":914,"summary":"Audio narrations of LessWrong posts. Includes all curated posts and all posts with 125+ karma. If you'd like more, subscribe to the “Lesswrong (30+ karma)” feed.","last_synced_at":"2026-07-26T00:17:48.974965+00:00","page_url":"https://stenobird.com/podcast/lesswrong-curated-popular-5643401"},"episode":{"title":"\"The worthlessness of vitamin D is mildly exaggerated\" by dynomight","slug":"the-worthlessness-of-vitamin-d-is-mildly-exaggerated-by-dynomight","published_at":"2026-06-30T03:45:46+00:00","page_url":"https://stenobird.com/podcast/lesswrong-curated-popular-5643401/the-worthlessness-of-vitamin-d-is-mildly-exaggerated-by-dynomight","show_page_url":"https://stenobird.com/podcast/lesswrong-curated-popular-5643401","url":"https://www.buzzsprout.com/2037297/episodes/19422680-the-worthlessness-of-vitamin-d-is-mildly-exaggerated-by-dynomight.mp3","audio_url":"https://www.buzzsprout.com/2037297/episodes/19422680-the-worthlessness-of-vitamin-d-is-mildly-exaggerated-by-dynomight.mp3","summary":"For a while there, many people thought vitamin D was magical—that it could improve bones, the heart, infections, cancer, heart disease, longevity, even mental health. But among people I respect, opinion is now overwhelmingly that taking vitamin D does nothing unless you're severely deficient. The central argument is that while vitamin D levels are correlated with ~all positive health outcomes, when you actually test vitamin D supplements against placebo in randomized trials, nothing ever hap...","meta_description":"For a while there, many people thought vitamin D was magical—that it could improve bones, the heart, infections, cancer, heart disease, longevity, even me…","key_points":[],"chapters":[],"topics":[],"duration_seconds":2172,"processing_state":"not_requested","actions":[{"name":"request_transcript","method":"POST","url":"https://stenobird.com/v1/public/podcasts/lesswrong-curated-popular-5643401/episodes/the-worthlessness-of-vitamin-d-is-mildly-exaggerated-by-dynomight/transcription-requests","description":"Idempotently request low-priority transcript generation for this episode."},{"name":"read_markdown","method":"GET","url":"https://stenobird.com/podcast/lesswrong-curated-popular-5643401/the-worthlessness-of-vitamin-d-is-mildly-exaggerated-by-dynomight.md","description":"Read the agent-friendly Markdown representation of this episode resource."}]}}