Dementia overview

  • Dementia is the term used to describe the symptoms of a large group of illnesses which cause a progressive decline in a person’s functioning.
  • It is a broad term used to describe a loss of memory, intellect, rationality, social skills and physical functioning.
  • There are many types of dementia including Alzheimer’s disease, vascular dementia, frontotemporal dementia and Lewy body disease.
  • Dementia can happen to anybody, but it is more common after the age of 65.
  • Dementia is the second leading cause of death of Australians and the leading cause of death of Australian women. 

(Dementia Australia Annual Report 2020-2021, p 39-40)

More about dementia

  • Key facts
  • Signs and symptoms
  • Common forms
  • Treatment and care
  • Self-care
  • Human rights
  • WHO response

World Alzheimer Report 2019: 

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Frequently asked questions

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