# A simple blood test could reveal Alzheimer’s risk 10 years before symptoms

- Source: Latest Science News -- ScienceDaily
- Published: 2026-10-31T00:59:52+00:00
- Category: Science
- Original: https://www.sciencedaily.com/releases/2026/10/261029072142.htm
- Canonical: https://groundlevelnews.com/story/a-simple-blood-test-could-reveal-alzheimer-s-risk-10-years-before-symp-0e2d19/

A major international study found that a simple blood test could help predict Alzheimer’s-related cognitive decline years before symptoms appear, with the highest-risk individuals facing a 38% chance of impairment within five years and an estimated 78% chance within 10 years. Scientists believe the discovery could pave the way for earlier intervention and future treatments designed to prevent Alzh

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