Bryan Johnson· Author
We discovered through an MRI that my posture was trapping blood in my brain, blocking it from flowing properly to my heart.
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We can't find evidence that holds up here. Proponents are reasoning from mechanism or analogy rather than direct human data, and the most credible skeptics raise objections we can't dismiss.
We discovered through an MRI that my posture was trapping blood in my brain, blocking it from flowing properly to my heart.
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Native comments, Twitter mentions, and Reddit threads about this claim — surfaced together so the conversation isn't fragmented across platforms.
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