Bryan Johnson· Author
Only particles ≥ 30 µm were counted — nanoplastics are unknown.
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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.
Only particles ≥ 30 µm were counted — nanoplastics are unknown.
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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.
and then of course we talk about what are called Nano Plastics which are particles that are smaller than one micrometer or micrometer um so so 1 1,000th of a meter