Reports & resources

Reports, publications and resources that Alzheimer's Disease International has produced, including our World Alzheimer Report. You can also find our webinars, factsheets, booklets and previous Global Perspective newsletters here.

Numbers of people with dementia worldwide

An update to the estimates in the World Alzheimer Report 2015

There are over 50 million people with dementia worldwide as of 2020. An increasing proportion live in low and middle income countries. These estimates are based on the best currently available evidence as explained here.

Other languages

Find information about Alzheimer's disease and other dementias in languages other than English