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  "path": "/news/2026-02-blood-clocks-alzheimer-symptoms.html",
  "publishedAt": "2026-02-19T05:00:05.000Z",
  "site": "https://medicalxpress.com",
  "tags": [
    "Alzheimer's disease & dementia"
  ],
  "textContent": "Researchers at Washington University School of Medicine in St. Louis have developed a method to predict when someone is likely to develop symptoms of Alzheimer's disease using a single blood test. In a study published in Nature Medicine, the researchers demonstrated that their models predicted the onset of Alzheimer's symptoms within a margin of three to four years.",
  "title": "Blood test 'clocks' can predict when Alzheimer's symptoms will start"
}