00:00Researchers say a simple blood test could help identify signs of Alzheimer's disease
00:05decades before symptoms develop. A major study involving more than 1,300 adults without dementia
00:12found some people in their early 60s already showed protein changes linked to the condition,
00:18alongside small declines in memory over time. Scientists measured amyloid and tau proteins,
00:24which are associated with damage in the brain caused by Alzheimer's disease. Experts say earlier
00:30detection through blood testing could eventually help patients access support and preventative care
00:36sooner, although researchers stress more studies are still needed before widespread clinical use
00:42becomes routine practice.
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