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2 articles from Yahoo!

Why Didn't She Get Alzheimer's? The Answer Could Hold a Key to Fighting the Disease

The woman's genetic profile showed she would develop Alzheimer's by the time she turned 50.A member of the world's largest family to suffer from Alzheimer's, she, like generations of her relatives, was born with a gene mutation that causes people to begin having memory and thinking problems in their 40s and deteriorate rapidly toward death around age 60.But remarkably, she...