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- Alzheimer's disease produces severe memory problems.
- One in five people between the ages of 75 and 84 have the disease.
- In its initial stages, Alzheimer's symptoms appear as simple forgetfulness.
- As the disease progresses, memory loss becomes more profound.
- Ultimately, victims may lose their ability to speak and physical deterioration sets in, leading to death.
- The causes of Alzheimer's disease are not fully understood.
- It may result from an inherited susceptibility to a defect in the production of the protein beta-amyloid.
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