Andrew Huberman· PhD
The periaqueductal gray is a region of the mid-brain that contains a lot of neurons that can release endogenous opioids, things like beta-enkephalin, things like enkephalin, things like mu opioid.
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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 periaqueductal gray is a region of the mid-brain that contains a lot of neurons that can release endogenous opioids, things like beta-enkephalin, things like enkephalin, things like mu opioid.
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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.
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