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  3. Psychosis

Condition : Psychosis

  • What is psychosis?
  • What causes psychosis?
  • Next steps
  • Managing your health
  • Related services
  • External support
Condition : Psychosis

What is psychosis?

Psychosis causes you to see things differently from those around you. Another way of describing it is that you lose some contact with reality.

If you experience symptoms of psychosis, it is often described as having a psychotic episode.

The three main symptoms of psychosis are:

  • hallucinations – sensing things that appear real to you but only exist in your mind, such as hearing voices, seeing people who aren’t there, feeling bugs crawling on your skin or your internal organs moving, or smelling or tasting things that aren’t present
  • delusions – having strong beliefs that are not shared by others, like a belief that there's a conspiracy to harm you, that you can control the weather, or that an external force is controlling you
  • disordered thinking and speaking – seeing links between things that other people don’t and racing thoughts, resulting in difficulties with concentration, not completing sentences, switching topics suddenly, and generally very fast and stumbling speech

These symptoms and can cause severe distress and changes in behaviour.

What causes psychosis?

Psychosis can be a symptom of a mental health problem, such as:

  • schizophrenia – being unable to distinguish your own thoughts and ideas from reality
  • psychotic depression – experiencing hallucinations and delusions while having severe depression
  • bipolar disorder – having episodes of low mood (depression) and highs or elated mood (mania)
  • postpartum psychosis – having symptoms of psychosis that start soon after giving birth (usually within the first two weeks)
  • severe stress or anxiety
  • drug or alcohol misuse

If you have a family history of psychosis you may be at higher risk of psychosis.

The following physical health problems have also been known to trigger psychotic episodes in some people:

  • conditions affecting the brain, such as multiple sclerosis (MS), a brain tumour, or dementia
  • sudden illness or injury, such as a high temperature or head injury
  • a lack of sleep
  • side effects of prescribed medicine
  • low blood sugar (hypoglycaemia)
  • a serious infection, such as syphilis or malaria
  • HIV and AIDS

Next steps

Step 1. Check out our external support

Browse our recommended external support resources to learn more about your condition and ways to manage it.

Step 2. Contact a Healthcare Professional

If you need further support or have concerns, a Healthcare Professional is here to help. Reach out for professional medical advice tailored to you.

Step 3. View our services

Discover services and support options available to help you with your health and wellbeing.

Managing your health

There are a number of national and local organisations who can support you and help you manage health conditions at home. 

  • External support

Related services

Early Intervention in Psychosis Service

  • Adults

Assessment and intervention for adults experiencing psychosis for the first time, or who may be at risk of developing psychosis.

Early Intervention in Psychosis Service: Go to service

Early Intervention in Psychosis and Mania Service for children and young people

  • Children & young people

Help for young people (up to the age of 18) who may be experiencing psychosis or mania, or showing early signs of developing psychosis.

Early Intervention in Psychosis and Mania Service for children and young people: Go to service

External support

Further information on the NHS UK website

  • Alcohol misuse
  • Better Health
  • Bipolar disorder
  • Drug addiction: getting help
  • Every Mind Matters
  • Hallucinations and hearing voices
  • Postpartum psychosis
  • Psychosis
  • Psychotic depression
  • Schizophrenia

Action on Postpartum Psychosis (APP)

Support and advocacy for people affected by postpartum psychosis 

  • Visit Action on Postpartum Psychosis (APP)

Bipolar UK 

Support for people living with bipolar disorder

  • Visit Bipolar UK

Hearing Voices Network (HVN)

Support for people who hear voices, see visions, or have other unusual perceptions 

  • Visit Hearing Voices Network (HVN)

IPS Grow

Support for people accessing health services to find work

  • Visit IPS Grow

Likemind 

Information about NHS early intervention services for psychosis

  • Visit Likemind

Mental Health Foundation

Research and campaigns to prevent poor mental health 

  • Visit Mental Health Foundation

Mind

Advice and support for people experiencing a mental health problem 

  • Visit Mind

PANDAS

Support for parents affected by perinatal mental illness

  • Visit PANDAS

Rethink Mental Illness 

Advice and information about living with a mental health problem 

  • Visit Rethink Mental Illness

Samaritans 

Support for people who are struggling to cope and in times of crisis

  • Visit Samaritans

SANE

Emotional support for anyone experiencing a mental health crisis

  • Visit SANE

Shout

Urgent mental health support 

  • Visit Shout

Togetherall

Peer support for people with mental health problems 

  • Visit Togetherall
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