Andrew Huberman· PhD
Well, I'm going to give you the bad news first which is that, after puberty, so after about age 14 or 15, the human brain and nervous system adds very few if any new neurons.
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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.
Well, I'm going to give you the bad news first which is that, after puberty, so after about age 14 or 15, the human brain and nervous system adds very few if any new neurons.
Every Sunday: the week’s new conflicts and verdict changes — and nothing else.
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.