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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 we are hard-wired to think about food | Peter Attia & Stephan Guyenet — Whalespan

Content›Video›How we are hard-wired to thi…

How we are hard-wired to think about food | Peter Attia & Stephan Guyenet

Peter Attia9m · 2025-01-04

Claims Made

12

Claims Supported

11

Support Rate

92%

Support rate

11 of 12 claims supported

11 supported1 partial / not

Claims from this content

8

✓Well SupportedGut neuropod cells sensing sugar send signals via the vagus nerve to the brain, triggering dopamine release and promoting sugar cravings.◐Partially SupportedDopamine-mediated reinforcement drives motivation and learning responses that prioritize seeking specific nutrients like carbohydrates, fats, proteins, and sodium.◐Partially SupportedMeat is approximately 75% water, making its calorie density not especially high unless it is a very fatty cut.◐Partially SupportedFoods lacking carbohydrates, particularly those without a fat-carbohydrate combination, are less likely to be associated with loss of control over eating behavior.Well Supported

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Attia walks back the clinic protocol: too aggressive for healthy adults

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AV

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.

✓

The protein leverage hypothesis suggests that individuals may continue to eat to meet protein needs, contributing to excess calorie intake.

◐Partially SupportedMeat is not typically cited as a food strongly associated with cravings and loss of control over eating behavior.

◐Partially SupportedSome individuals find baked potatoes with toppings easier to overeat than ribeye steak.

◐Partially SupportedAncestral humans needed to prioritize total calories, protein, sodium, carbohydrate, and fat for reproductive success.