Bryan Johnson· Author
and we see dramatic changes with the improvements we've made and so since we started measuring my brain with white matter hyperintensities the markers went down from age 69 to 48 yeah in eight months time
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.
and we see dramatic changes with the improvements we've made and so since we started measuring my brain with white matter hyperintensities the markers went down from age 69 to 48 yeah in eight months time
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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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