If both parents have Alzheimer's, your risk soars

Will Dunham, Reuters
WASHINGTON (Reuters) - If both your parents have Alzheimer's disease, you probably are more much likely than other people to get it, researchers said on Monday.

Their study focused on 111 families in which both parents were diagnosed with Alzheimer's disease, the most common form of dementia among the elderly, and assessed the risk for developing it among the offspring.

The parents had 297 children who lived into adulthood. Of the 98 men and women who were at least 70 years old, 41 of them -- about 42 percent -- developed Alzheimer's disease, researchers at the University of Washington in Seattle found
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