condition icon

Schizophrenia: Causes, Symptoms and Treatments

Mohommed Essop-Adam
Reviewed by Mohommed Essop-AdamReviewed on 30.10.2023 | 9 minutes read

Schizophrenia is a complex and often misunderstood mental health disorder that affects approximately 20 million people worldwide. Despite being relatively rare, it significantly impacts those who live with it, as well as their families and communities. Understanding schizophrenia is crucial not only for those directly affected but also for society at large, as increased awareness can lead to better support, reduced stigma, and improved treatment outcomes.

At its core, schizophrenia is a chronic condition that influences how a person thinks, feels, and behaves. Individuals with schizophrenia may experience a range of symptoms, including hallucinations, delusions, and profound changes in their ability to function in daily life. These symptoms can make it challenging to distinguish between what is real and what is not, leading to significant distress and impairment.

One of the key challenges in understanding schizophrenia is its diverse presentation. Symptoms can vary widely from person to person, and they often change over time. Some people may experience acute episodes with severe symptoms, followed by periods of remission, while others might have more persistent symptoms. This variability makes it essential to approach each case individually, tailoring treatment and support to the person's unique needs.

The causes of schizophrenia are not fully understood, but research suggests a combination of genetic, biological, and environmental factors. Advances in neuroscience and psychology have provided valuable insights into the brain mechanisms and risk factors associated with the disorder. However, more research is needed to fully unravel the complexities of its origins and development.

This article aims to provide a comprehensive overview of schizophrenia, exploring its symptoms, causes, and available treatments. By shedding light on this condition, we hope to foster a deeper understanding and empathy, ultimately contributing to a more supportive and informed community for those affected by schizophrenia.

What is Schizophrenia?

Schizophrenia is a severe and chronic mental health disorder that affects various aspects of a person's life, including thinking, emotions, and behaviours. It is characterised by a range of symptoms that can significantly impair an individual's ability to function.

Key Features of Schizophrenia

  • Schizophrenia is defined as a long-term mental health condition that involves disruptions in thought processes, perceptions, emotional responsiveness, and social interactions.

  • It is typically a lifelong condition requiring ongoing management and treatment.

  • The disorder can affect various areas of life, making it difficult for individuals to perform everyday activities, maintain relationships, and hold jobs.

How Schizophrenia Affects Individuals

  1. Thought Processes. People with schizophrenia may experience disorganised thinking, which can manifest as jumbled or incoherent speech. This can make communication challenging.

  2. Perceptions. Hallucinations, often hearing voices, are common. These perceptions are real to the individual but have no external source.

  3. Emotional Responsiveness. Emotions may be blunted or inappropriate to the context, making emotional connections with others difficult.

  4. Social Interactions. Social withdrawal and difficulties in social functioning are typical, leading to isolation.

Types of Symptoms

  • Positive Symptoms - excesses or distortions of normal functions, such as hallucinations, delusions (strongly held false beliefs), and thought disorders.

  • Negative Symptoms - involve a decrease or loss of normal functions, including reduced emotional expression, lack of motivation, and withdrawal from social activities.

  • Cognitive Symptoms - include difficulties with attention, memory, and executive functions, such as planning and decision-making.


Schizophrenia affects about 1 in 100 people in the global population, with onset typically occurring in late adolescence to early adulthood. It occurs equally in men and women, although men often experience symptoms earlier. Understanding schizophrenia requires recognising it as a multifaceted disorder with a wide range of symptoms and effects.

Symptoms of Schizophrenia

Schizophrenia is marked by a variety of symptoms that can profoundly affect an individual’s life. These symptoms are typically grouped into three categories: positive, negative, and cognitive. Understanding these symptoms is crucial for recognising the condition and seeking appropriate treatment.

Positive Symptoms of Schizophrenia

Positive symptoms are behaviours or experiences that are added to normal functioning. They are called "positive" not because they are beneficial but because they represent an excess or distortion of normal functions.

1. Hallucinations

These are sensory experiences that appear real but are created by the mind. The most common type of hallucination in schizophrenia is auditory, where individuals hear voices that others do not. Visual hallucinations can also occur, though they are less common.

2. Delusions

Delusions are firmly held false beliefs that are resistant to reason or contrary evidence. Common delusions in schizophrenia include paranoid delusions (believing others are plotting against them), delusions of grandeur (believing they have exceptional abilities or importance), and delusions of control (believing their thoughts or actions are controlled by external forces).

3. Disorganised Thinking

This symptom affects thought processes and is often noticeable in speech. People with schizophrenia might speak in a way that is hard to follow, jumping from one topic to another without logical connections (known as "loose associations" or "word salad").

4. Disorganised or Abnormal Motor Behaviour

This can manifest as unpredictable agitation, inappropriate silliness, or catatonia (a state of unresponsiveness to the environment). This behaviour can interfere with daily activities and personal care.

Negative Symptoms of Schizophrenia

Negative symptoms reflect a decrease or loss of normal functions and can be harder to recognise than positive symptoms but are equally debilitating.

  • Affective Flattening - This refers to a reduced range of emotional expression. A person might show little facial expression, speak in a monotone, and appear emotionally unresponsive.

  • Alogia - This is a poverty of speech, where the person speaks very little, even when interaction is necessary.

  • Anhedonia - This is the inability to experience pleasure from activities usually found enjoyable, such as hobbies or social interactions.

  • Avolition - This involves a lack of motivation to initiate and sustain purposeful activities. Individuals might neglect basic daily tasks like personal hygiene and household chores.

  • Social Withdrawal - This is a common negative symptom where individuals avoid social interactions and isolate themselves from friends and family.w

Schizophrenia Cognitive Symptoms

Cognitive symptoms can be subtle but are a critical component of schizophrenia, affecting memory, attention, and executive functions.

  • Impaired Working Memory. This affects the ability to use and manipulate information over short periods. For instance, remembering instructions while completing a task.
  • Attention Deficits. Individuals may have trouble focusing or paying attention, making it difficult to follow conversations or stay on task.
  • Poor Executive Functioning. This impacts the ability to understand information and use it to make decisions. Planning, organising, and problem-solving can become challenging.

Treatment Options for Schizophrenia

Treatment for schizophrenia typically involves a combination of medication, psychotherapy, and support services. The goal is to manage symptoms, prevent relapses, and improve overall functioning and quality of life.


  • Antipsychotic Medications - Antipsychotic drugs are the primary treatment for schizophrenia. They help alleviate symptoms such as hallucinations, delusions, and disorganised thinking.

    • Typical Antipsychotics: Older antipsychotics, such as haloperidol and chlorpromazine, primarily target dopamine receptors in the brain.

    • Atypical Antipsychotics: Newer antipsychotics, such as risperidone, olanzapine, and quetiapine, affect both dopamine and serotonin receptors and often have fewer side effects.

  • Side Effects - Common side effects of antipsychotic medications may include weight gain, sedation, and movement disorders. Working closely with a healthcare provider to monitor and manage side effects is essential.


  • Cognitive Behavioural Therapy (CBT): CBT can help individuals with schizophrenia challenge and change distorted patterns of thinking and behaviour. It focuses on teaching coping strategies, problem-solving skills, and reality testing.

  • Family Therapy: Involving family members in therapy can improve communication, enhance support systems, and reduce stress within the family unit. Family therapy can also help caregivers better understand and manage the challenges of living with schizophrenia.

Support Services

  • Community Support Programs: These programs offer practical assistance, social support, and rehabilitation services to help individuals with schizophrenia integrate into their communities and lead fulfilling lives.

  • Rehabilitation Programs: Vocational rehabilitation, education support, and life skills training can help individuals with schizophrenia build independence and improve their ability to function in various domains of life.

  • Peer Support Groups: Connecting with others who have similar experiences can provide valuable emotional support, encouragement, and shared coping strategies.

Lifestyle and Self-Care Strategies

  • Healthy Lifestyle: Encouraging regular exercise, balanced nutrition, and adequate sleep can contribute to overall well-being and help manage symptoms.

  • Stress Management: Learning stress-reduction techniques such as mindfulness, yoga, relaxation exercises, and time management can help individuals cope with the challenges of living with schizophrenia.

  • Medication Adherence: Consistently taking prescribed medications as directed by a healthcare provider is crucial for managing symptoms and preventing relapses.

Living with Schizophrenia

Living with schizophrenia presents unique challenges, but with appropriate treatment and support, individuals can lead fulfilling lives. It's essential to adopt coping strategies, seek support from loved ones and healthcare professionals, and engage in self-care practices.

Managing Daily Life

  • Establishing Routines: Creating structure and predictability in daily routines can help manage symptoms and reduce stress.

  • Setting Realistic Goals: Breaking tasks into manageable steps and setting achievable goals can build confidence and motivation.

  • Monitoring Symptoms: Learning to recognise early warning signs of relapse and developing a plan for managing symptoms can help prevent exacerbations.

Importance of a Support System

  • Family and Friends: Building a support network of understanding and supportive family members and friends can provide emotional support, practical assistance, and social connection.

  • Healthcare Providers: Establishing a trusting relationship with mental health professionals ensures access to regular monitoring, medication management, and therapeutic support.

  • Peer Support: Connecting with peers who have similar experiences through support groups or online communities can offer empathy, validation, and shared coping strategies.

Tips for Caregivers and Family Members

  • Educate Yourself: Learning about schizophrenia and its treatment can help caregivers understand what their loved one is experiencing and how best to support them.

  • Practice Empathy and Patience: Recognise the challenges your loved one may face and provide support without judgment or criticism.

  • Set Boundaries: Establishing clear boundaries while maintaining open communication can help protect both the caregiver's well-being and the individual with schizophrenia.

Myths and Misconceptions of Schizophrenia

Despite increased awareness of mental health issues, schizophrenia remains surrounded by myths and misconceptions. Dispelling these misconceptions is essential for reducing stigma and fostering understanding and empathy towards individuals living with the condition.

Common Myths About Schizophrenia

  • Myth 1: Schizophrenia means having a "split personality". In reality, schizophrenia is a distinct mental health disorder characterised by disruptions in thought processes, perceptions, and emotions. It does not involve multiple personalities.

  • Myth 2: People with schizophrenia are violent and dangerous. While individuals with schizophrenia may experience symptoms that can lead to challenging behaviours, they are no more likely to be violent than the general population. In fact, they are more likely to be victims of violence than perpetrators.

  • Myth 3: Schizophrenia is caused by bad parenting or personal weakness. Schizophrenia is a complex disorder with genetic, biological, and environmental factors contributing to its development. Blaming individuals or their families for the condition is inaccurate and stigmatising.

  • Myth 4: Schizophrenia is untreatable, and individuals cannot recover. While schizophrenia is a chronic condition, treatment can help manage symptoms and improve functioning. Many individuals with schizophrenia lead fulfilling lives with the appropriate support and treatment.

  • Myth 5: People with schizophrenia lack intelligence or creativity. Schizophrenia does not diminish a person's intelligence or creativity. Many individuals with schizophrenia have notable achievements in various fields, including science, art, and literature.

Clarifying Misconceptions

  • Media Portrayals: Media often sensationalise schizophrenia, perpetuating stereotypes and misconceptions. More accurate and empathetic portrayals of the condition are needed to challenge stigma and promote understanding.

  • Education and Awareness: Increasing education and awareness about schizophrenia can help dispel myths and reduce stigma. Providing accurate information about the disorder and sharing personal stories of individuals living with schizophrenia can challenge misconceptions and foster empathy.


Schizophrenia is a complex and challenging mental health disorder that requires understanding, support, and empathy from society. By recognising the symptoms, understanding the causes, and knowing the available treatment options, we can better support individuals living with schizophrenia and their families.

If you or someone you know is struggling with schizophrenia, it's essential to seek help from a qualified mental health professional. With early intervention, appropriate treatment, and ongoing support, individuals with schizophrenia can lead fulfilling and meaningful lives.

Remember, you are not alone, and there is help available. Reach out to mental health organisations, support groups, or healthcare providers for assistance and guidance. Together, we can work towards a more inclusive and supportive community for everyone affected by schizophrenia.

Was this helpful?

Was this helpful?

Mohommed Essop-Adam
Reviewed by Mohommed Essop-Adam
Reviewed on 30.10.2023
App Store
Google Play
Piff tick
Version 2.28.0
© 2024 Healthwords Ltd. All Rights Reserved