African Americans and Hispanics are much more likely than whites to develop Alzheimer's disease and other dementias, according to new figures from the Alzheimer's Association.
African Americans are about twice as likely as whites to develop these disorders, and Hispanics are about 1.5 times as likely, according to the association's 2010 Alzheimer's Disease Facts and Figures report.
Still, white males make up the great majority of the 5.3 million Americans with the disease.
Scientits aren't sure what genetic factors predispose people to Alzheimer's, but African Americans and Hispanics have a greater risk of developing hypertension and diabetes -- known risk factors for Alzheimer's and other dementias, the association said in a statement.
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