Andrew Huberman· PhD
odors and chemical sensing is another way by which you can assess whether or not the brain is capable of arousal. And actually olfactory stimulation is one of the more prominent ones that's being used in various clinics.
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.
odors and chemical sensing is another way by which you can assess whether or not the brain is capable of arousal. And actually olfactory stimulation is one of the more prominent ones that's being used in various clinics.
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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 production of a sniffing reflex, or a sniffing response to say a lemon or some other odor presented below the nostrils is considered a sign that the brain is capable of waking up.