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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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One of the world's most promising anti-aging drugs, how it works — Whalespan

Content›Video›One of the world's most prom…

One of the world's most promising anti-aging drugs, how it works

Bryan Johnson1m · 2025-06-18

Claims Made

4

Claims Supported

3

Support Rate

75%

Support rate

3 of 4 claims supported

3 supported1 partial / not

Claims from this content

4

✓Well SupportedRapamycin's anti-aging effect is proposed to be through inhibition of mTOR, which stimulates autophagy and may suppress senescent cells.✓Well SupportedIntermittent dosing of rapamycin, as seen in the MANNA study, has shown beneficial clinical output.✕Not SupportedRapamycin has potential side effects including metabolic disruptions, high cholesterol, tissue swelling, soft tissue infections, and impaired wound healing.◐Partially SupportedCaloric restriction, fasting, and exercise can naturally inhibit mTORC1.

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Bryan Johnson's Blueprint Rapamycin Protocol

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A. Volkovreader

4h

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

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