Silver Book Fact
The greatest risk factor for Alzheimer’s disease is advancing age, but Alzheimer’s is not a normal part of aging.
Alzheimer's Association. 2012 Alzheimer’s Disease Facts and Figures. Alzheimers Dement. 2012; 8(2): 131-68. http://www.alzheimersanddementia.com/article/S1552-5260(12)00032-5/fulltext