Silver Book Fact
9.8 million family members, friends and neighbors provided unpaid care for someone diagnosed with Alzheimer’s disease or another dementia in 2007.
Alzheimer's Association. 2008 Alzheimer’s Disease Facts and Figures. Alzheimers Dement. 2008; 4(2): 110-33. http://www.alzheimersanddementia.com/article/S1552-5260(08)00033-2/fulltext