Types of dementia

Alzheimer’s disease is the most common form of dementia. It affects memory, thinking and behaviour. Learn about its causes, symptoms, stages and treatment.

Vascular dementia is caused by damage from restricted blood flow to the brain. Learn about vascular dementia, its causes, diagnosis and treatment.

“Lewy body dementias” is an umbrella term describing two forms of dementia: dementia with Lewy bodies and Parkinson’s disease dementia.

Younger onset dementia is any form of dementia diagnosed in people under the age of 65. Learn about its causes, symptoms, stages and treatment.

Frontotemporal dementia is a condition affecting the brain’s frontal and temporal lobes. Learn about frontotemporal dementia and its symptoms, causes and treatment.

Regularly consuming alcohol at risky levels damages your brain. Learn about alcohol-related brain injury, its causes, symptoms and treatment.

HIV-associated dementia is a brain condition linked to the Human Immunodeficiency Virus. Learn about its causes, symptoms, diagnosis and treatment.

Chronic traumatic encephalopathy (CTE) dementia is a brain condition caused by repeated knocks to the head. Learn more about its causes, symptoms and treatment.

Childhood dementia is a brain condition that affects memory, behaviour, emotions and communication. Learn about its symptoms and diagnosis.

There is a link between Down syndrome and Alzheimer’s disease. Find out more about Alzheimer’s disease in people with Down syndrome and learn where to find support.

Posterior cortical atrophy (PCA) involves the loss and dysfunction of brain cells, particularly at the posterior (back) of the brain.