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Sleep Unplugged · October 5, 2026 · 42m

#224 - Why Do All Insomnia Therapies “Work”?: Tryin So Hard To Make the Grade

Dr. Chris Winter uses a startling submarine‑visualization study that boosted deep sleep by 81% but added no extra sleep time as a litmus test for every sleep intervention. He walks through the evidence behind Ambien, suvorexant, consumer neurotech devices, and magnesium supplements, showing how study design—not the product itself—often produces the positive headline. The episode leaves you with a practical checklist for seeing past the marketing: who funded the trial, who was tested, and for how long.

This summary was generated from show notes and public descriptions, not from a full transcript review. Details may contain inaccuracies.

Preview

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The submarine visualization study shows how almost any sleep intervention can appear effective with the right design
A study where imagining diving in a submarine increased deep sleep by 81% without extending total sleep time illustrates how nearly any intervention can be made to look effective by selecting a favorable metric.
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Ambien's 1992 FDA approval was based on 4–5 week trials, with a 2013 dose reduction for women revealing safety gaps
Ambien was approved based on short‑term trials, and later real‑world data showed women metabolize it more slowly, prompting a halving of the recommended dose.

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