2012 Alzheimer's Disease Facts and Figures

Background and context for interpretation of the data about Alzheimer's disease and other dementias are contained in the Overview. This information includes definitions of the types of dementia and a summary of current knowledge about Alzheimer’s disease. Other sections address prevalence, mortality, caregiving and use and costs of care and services. There is a focus on the challenges of people with Alzheimer’s disease and other dementias who live alone.