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The stress of caring for the physical needs of a loved one with Alzheimer’s disease is compounded by major personality changes that often appear in the latter stages of the disease. Agitation, aggression, anxiety and depression fall under the umbrella of neuropsychiatric syndromes, and these disorders arise as brain cells deteriorate.
Science has recently taken great strides in understanding and treating Alzheimer's Disease, and many new drugs are being developed. However, like most diseases, testing new treatments for Alzheimer's does pose risks to test subjects, and animal testing can't always mimic the human condition enough to guarantee predictable outcomes. Scientists are now turning to stem cells as a method of testing new Alzheimer's treatments.