The Thread, by SOMA · Archive
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The latest issue9 September 2026 · 1 min readWhy exposure is a question of rate, not presenceNo new research cleared the bar for reporting in the week of 9 September 2026, so this issue is a single teaching piece on how chemical exposure adds up in the body. Accumulation is arithmetic: what comes in, minus what goes out, over time. Leave out any one…Read the issue2 September 2026 · 1 min readSleep, dementia risk after 90, and the limits of doseTwo early reports this week: a feature of sleep may show up before Alzheimer's disease is diagnosed, and reaching 90 with a clear mind does not…Read the issue →
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