Bryan Johnson· Author
Kernel Flow is in clinical trials and is now my companion for brain measurement.
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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.
Kernel Flow is in clinical trials and is now my companion for brain measurement.
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.
So it uses a technology called a time domain functional near infrared spectroscopy. It's basically like a uh a pulse oximter that you put on your finger for the brain. So it uses light that's safe and then it maps your brain activity.