Amnesia
Amnesia is loss of memory that is usually temporary but can sometimes be permanent. Learn more about its causes and ways to live with amnesia.
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Memory disorders
Experiencing problems with your memory and thinking can be stressful. Some memory loss can be a normal part of ageing, but in some cases can be caused by a disorder or brain injury. Learn about common memory disorders, their causes and treatment below.
Alzheimer's disease
Alzheimer's disease is a type of dementia that affects your memory and behaviour. Learn more about its symptoms, diagnosis and treatment.
Cognitive impairment
Cognitive impairment can cause problems remembering things, concentrating and making decisions. Read tips to to prevent cognitive impairment.
Confusion
Confusion can be temporary, but sometimes it's a permanent state caused by a medical condition. Here are things you can do to help manage confusion.
Creutzfeldt-Jakob disease
Creutzfeldt-Jakob disease (CJD) is a rare brain disorder that causes dementia. Find out more about CJD, mad cow disease and variant CJD here.
Delirium
Delirium is a sudden change in your thinking or behaviour. It is most common in older people. Find out more about prevention and treatment here.
Dementia - an overview
Dementia is a brain condition that can affect your memory, thinking and behaviour. Learn more about the symptoms, causes and prevention of dementia.
Disorientation
Disorientation is what you experience when you are confused about the time, where you are or even who you are. It is often a symptom of dementia.
Encephalopathy
An encephalopathy refers to any disturbance of the brain's functioning. Learn about symptoms, treatments and signs of a medical emergency.
Wernicke encephalopathy
Wernicke encephalopathy is a type of brain injury that needs quick treatment to avoid permanent brain damage. Find out about its causes and symptoms.
Worried about your memory?
You may be worried that your memory isn't what it used to be. Learn about the causes and prevention of memory loss, and when you should see a doctor.