Andrew Huberman· PhD
The adrenaline binds to the receptors on those axons, and the vagus nerve in turn releases glutamate, an excitatory neurotransmitter, in a structure in the brain called the nucleus tractus solitarius.
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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.
The adrenaline binds to the receptors on those axons, and the vagus nerve in turn releases glutamate, an excitatory neurotransmitter, in a structure in the brain called the nucleus tractus solitarius.
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Native comments, Twitter mentions, and Reddit threads about this claim — surfaced together so the conversation isn't fragmented across platforms.
Bookmarking — the dossier-vs-overview split is the right call. Most of the time I want overview; sometimes I want receipts.
Would love a "what would change this verdict" RSS feed. Sign me up if it exists.
The neurons, in what I'm just going to call the NTS for simplicity, in turn activate neurons in a brain structure called the locus coeruleus.