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Weekly · Sunday Morning

Five longevity claims.
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Rapamycin extends mouse lifespan 9–14%
NAD+ precursors reverse aging in humans
Blue-light glasses improve sleep quality
Walking 10 min after meals blunts glucose
Verdict change — caffeine half-life downgraded

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WWhalespan

Finally, something serious in this space.
Because we actually read the papers.

Drinking from plastic bottles? — Whalespan

Content›Video›Drinking from plastic bottle…

Drinking from plastic bottles?

Paul Saladino1m · 2024-11-25

Claims Made

Claims Supported

Support Rate

20%

Support rate

1 of 5 claims supported

1 supported4 partial / not

Claims from this content

✓Well SupportedTo reduce microplastic exposure, avoid heating plastics, use stainless steel or glass for drinking, and filter tap water.◐Partially SupportedMicroplastics were found in every human testicle in a study of 23 men, with a plastic concentration nearly three times higher than in pet dogs.◐Partially SupportedThe brain of a deceased adult human contains approximately 0.5% of its total weight in microplastics.✕Not SupportedMicroplastics are likely not benign for humans and exposure should be decreased.◐Partially Supported

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A. Volkovreader

Bookmarking — the dossier-vs-overview split is the right call. Most of the time I want overview; sometimes I want receipts.

N. Park

Would love a "what would change this verdict" RSS feed. Sign me up if it exists.

Storing water in plastic water bottles significantly increases microplastic particle concentration, with one study suggesting up to 240,000 particles per liter.