Andrew Huberman· PhD
Remember that one of the clinical tests for concussion is whether or not the two pupils of the eyes are similar in size or not, especially in response to shining light in one eye.
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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.
Remember that one of the clinical tests for concussion is whether or not the two pupils of the eyes are similar in size or not, especially in response to shining light in one eye.
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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 so-called consensual pupil reflex.