Bryan Johnson· Author
For example, normal people can barely reach below 10% muscle oxygen saturation while elite athletes can sustain that (<10%) for almost 15 minutes in a 30 minute high intensity workout.
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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.
For example, normal people can barely reach below 10% muscle oxygen saturation while elite athletes can sustain that (<10%) for almost 15 minutes in a 30 minute high intensity workout.
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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