Silver Book Fact
Approximately 5.1 million Americans age 65 and older have Alzheimer’s disease.
Alzheimer's Association. 2010 Alzheimer’s Disease Facts and Figures. Alzheimers Dement. 2010; 6(2): 158-94. http://www.alzheimersanddementia.com/article/S1552-5260(10)00014-2/fulltext