Alzheimer's disease

Alzheimer's disease, the most common form of dementia, attacks brain cells, nerves and the chemicals that carry messages to and from the brain (neurotransmitters). This disease impacts brain function and the memory and behavior of the person affected.

Alzheimer's disease is the most common form of dementia. Dementia is a syndrome associated with an ongoing decline in mental abilities.

Risk factors include:

  • ageing
  • a family history of Alzheimer's disease
  • severe head injuries in the past
  • lifestyle factors and conditions associated with vascular disease

You should see your doctor if you, or someone you care about, have noticed changes such as:

  • forgetfulness
  • speech problems such as difficulty finding the right words
  • difficulty in understanding what people are saying
  • personality and/or mood changes
  • difficulty with routine activities

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