David Sinclair· PhD
Spouses of Alzheimer's patients are 6 times more likely to develop Alzheimer's themselves. They share daily saliva exchange for decades. Their oral bacteria converges to the same strains.
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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.
Spouses of Alzheimer's patients are 6 times more likely to develop Alzheimer's themselves. They share daily saliva exchange for decades. Their oral bacteria converges to the same strains.
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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.