Andrew Huberman· PhD
Best health protocol kit for time spent = 1st 90 min of day: hydrate, sunlight (or other bright light if no sun), 1-3min cold*, caffeine, exercise.
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The headline is broadly defensible, but the qualifications matter. Effect sizes vary by population, the strongest claims rest on shorter trials, and credible voices push back on how it's typically framed.
Best health protocol kit for time spent = 1st 90 min of day: hydrate, sunlight (or other bright light if no sun), 1-3min cold*, caffeine, exercise.
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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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the period after uh waking from the nightly bout of sleep um but it would make good sense to me to uh wake up obviously get sunlight in one's eyes um splash some cold water in one's face or hands or get cold shower cold plunge um caffeine or delay caffeine