Bryan Johnson· Author
Blood urea nitrogen, a measure of protein intake and kidney function, lowered to 13 mg/dL, deeper into optimal range for all cause mortality and scoring age 21 equivalent.
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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.
Blood urea nitrogen, a measure of protein intake and kidney function, lowered to 13 mg/dL, deeper into optimal range for all cause mortality and scoring age 21 equivalent.
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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.