Bryan Johnson· Author
we've done extensive eye measurements, doing just about every test we can identify, to have robust baseline measurements.
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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.
we've done extensive eye measurements, doing just about every test we can identify, to have robust baseline measurements.
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.
Would love a "what would change this verdict" RSS feed. Sign me up if it exists.
I joined in on the fun and got my blood drawn as well to track progress on a few markers.
How I've measured my body this week: + 7 blood draws + colonoscopy + esophagogastroduodenoscopy + whole body MRI + comprehensive eye exam + 24/7 + core body temp (ingestible pill) + blood glucose + HR/activity + stool + fertility + blood pressure + sleep
we have endeavored to measure the biological age of each one of my 70 organs
today I'm doing a DEA scan first one in several years I've made a whole bunch of changes in my life I've dramatically reduced calories I've increased muscle I also did an MRI looking at my muscle and fat and so we have different measurements now dexa MRI we're going to compare all these things to see what my body fat is muscle bone density a whole bunch of different data points that are relevant for what we're doing on the blueprint design done