Bryan Johnson· Author
After stopping all exogenous testosterone for 60 days: . Testosterone 782 ng/dL - optimal. . Free testosterone index (.43) age 36. Best ever.
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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.
After stopping all exogenous testosterone for 60 days: . Testosterone 782 ng/dL - optimal. . Free testosterone index (.43) age 36. Best ever.
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.
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