Anger and loneliness are just some of the feelings people express when they discover they have Alzheimer's. But what if you knew 20 years beforehand that this was to be your fate? This disturbing possibility has moved a step closer with researchers from St Louis-based Washington University School of Medicine developing a blood test for Alzheimer's in mice. The test spots the chemical markers for the disease long before any symptoms appear. Many experts opine that the test would help in evolving better treatment for the disease that is the most common form of dementia in older people across the world.
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