Psychiatric disorders, clearly explained

Understand symptoms, diagnoses and routes to effective care.

Mental health symptoms overlap. Sleep loss, medicines, substances and physical illness can also change mood, thinking and behaviour. These guides help you ask better questions; they cannot diagnose you.

Clinician discussing mental health and brain treatment options
Assessment often combines a detailed history, physical-health review and the person’s own goals.

Condition index

Search by condition, symptom or type

Open a guide for common features, warning signs and usual approaches to care.

Getting the right help

Different professionals do different work

GP or primary-care clinician

A useful first assessment for common symptoms, physical causes, medication effects and referral options.

Psychiatrist

A medical doctor specialising in mental disorders, diagnosis, medicines and complex or high-risk presentations.

Psychologist

Provides psychological assessment and therapies. Clinical and neuropsychologists may have additional specialist training.

Multidisciplinary care

Nurses, social workers, occupational therapists, peer workers and substance-use specialists may all be important.

Reliable starting points

Read further from public health authorities

General education only. Diagnostic criteria and treatment decisions require qualified professional assessment. Never stop psychiatric medication suddenly without advice from the prescribing clinician.