Silver Book Fact
In 2008, 9.9 million Americans provides unpaid care for a family member, friend, or neighbor with Alzheimer’s disease or other dementias–more than 1/4 of all unpaid caregivers of older adults in the U.S. They provided 8.5 billion hours of unpaid care–an average of 16.6 hours of care per caregiver each week.
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