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Articles and explainers
Longer reads on the questions people actually search for. Each one is written from named studies in the research library and from this site's own data files, and links to both.
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Understand
Is it Alzheimer's or normal aging? How to tell the difference
The specific differences between ordinary age-related memory change and the early signs of Alzheimer's, with examples, and what to do about a worry.
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Understand
What amyloid and tau actually do in the brain
What amyloid and tau normally do, what goes wrong, how they are thought to interact, and why clearing one of them has helped less than the theory predicted.
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Understand
Why some people with MCI develop Alzheimer's and others never do
In one 2,430-person cohort: how often MCI progressed, which measurements predicted it, and why the best single marker still gets many people wrong.
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Caregiving
The eight decisions every Alzheimer's caregiver eventually faces
Driving, money, moving, hospital stays, feeding and more: the decisions that tend to come in order, what makes each one hard, and how to make it earlier.
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Research
How to read an Alzheimer's research paper without a science degree
Six questions that show how much weight a study can bear: who took part, what was compared and measured, the effect size, who paid, and what the authors admit.
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Treatment
Anti-amyloid drugs in 2026: where lecanemab, donanemab and the rest stand
Two approved, one withdrawn, several failed and two in phase 3: what each trial measured, the benefit, the brain-swelling risk, the cost and who qualifies.
Analyses of this site's own data
Three pages that compute their figures from the library and the ADNI result files when they load.