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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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How Strong Is Your Heart? (2-Minute Test) — Whalespan

Content›Video›How Strong Is Your Heart? (2…

How Strong Is Your Heart? (2-Minute Test)

Bryan Johnson3m · 2025-01-31

Claims Made

10

Claims Supported

10

Support Rate

100%

Support rate

10 of 10 claims supported

10 supported0 partial / not

Claims from this content

7

✓Well SupportedHeart rate recovery (HRR), measured as the drop in heart rate one minute after vigorous exercise stops, is a significant marker of cardiovascular and heart health.✓Well SupportedA heart rate recovery of 37 beats per minute is in the 75th percentile for elite athletes and the 99th percentile for the general population.◐Partially SupportedLow heart rate recovery is associated with a 400% higher all-cause mortality risk.◐Partially SupportedAdequate sleep of 7-8 hours per night is important for improving heart rate recovery.Partially Supported

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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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N. Park

2d

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

◐

Low heart rate recovery is an indicator of future adverse health outcomes including cardiovascular disease and metabolic syndrome.

◐Partially SupportedDiet plays a significant role in improving heart rate recovery (HRR), with recommendations including high dietary fiber, adequate protein, and avoidance of unhealthy foods.

◐Partially SupportedAim for at least 150 minutes per week of moderate exercise and 75 minutes per week of vigorous exercise to improve heart rate recovery.