Signs of Alzheimer’s seen in young brain’s GPS cells

Young adults at high risk for the memory-sapping disease don’t rely on grid cells to navigate

virtual maze

BRAIN MAZE  Even before symptoms show up, young people who have a version of a gene linked to Alzheimer’s disease tap into different areas of the brain to navigate through a virtual reality maze. 

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Alzheimer’s disease may muck with people’s brains long before symptoms appear.