
Schizophrenia is a serious mental health disorder that affects how a person perceives and interprets reality. This chronic condition can cause hallucinations, delusions, and difficulty distinguishing between what is real and imagined. The illness impacts emotions, behavior, and daily functioning. While full recovery is rare, consistent treatment can help manage symptoms effectively and improve quality of life. Early intervention plays a key role in controlling the condition and preventing progression.
What is schizophrenia?
This mental health disorder disrupts an individual s perception of reality, often involving disturbances in thought and emotion. It usually appears in early adulthood and is slightly more common in men. The exact cause is unknown, but factors like genetics and trauma contribute. Although lifelong, symptoms can be managed effectively with a comprehensive treatment approach.
What are the Symptoms of Schizophrenia?
There is no single test to confirm this disorder, but doctors use a combination of physical exams, lab tests, and psychiatric evaluations to identify and assess symptoms.
Positive Symptoms of Schizophrenia
Positive symptoms of schizophrenia are characterized by an excess or distortion of normal functions, leading to behaviors or experiences that are not typically present. In other words, these symptoms reflect the presence of abnormal thoughts, perceptions, or actions. Key positive symptoms include:
- Hallucinations: Experiencing sensations”such as seeing people or objects, or hearing voices”that are not actually present. Individuals perceive these imagined experiences as real, even though they do not exist in reality.
- Delusion: A delusion is a strong, persistent belief in something that is not real or true, even when there is clear evidence to the contrary. Individuals with delusions may, for example, believe they are extremely famous, wealthy, or possess exceptional abilities, despite no basis in reality.
- Paranoia: Intense suspicion and mistrust, often involving irrational beliefs that one is being watched, followed, or talked about. People experiencing paranoia may believe others are plotting against them or monitoring their actions.

Negative Symptoms of Schizophrenia
In contrast to positive symptoms, negative symptoms involve a noticeable reduction or loss of normal emotional responses and behaviors. These symptoms reflect a withdrawal from usual activities and a general slowing down. Common negative symptoms may include:
- Decreased and monotonous speech: Limited speaking and a lack of variation in tone or expression during conversation.
- Decreased ability to work: Reduced motivation or capacity to perform at work or school, leading to lower productivity and difficulty fulfilling responsibilities.
- Disruption of normal daily activities: Difficulty managing or completing everyday tasks, resulting in a loss of routine or neglect of responsibilities.
- Neglect of personal hygiene: Failing to maintain regular grooming and cleanliness, such as not bathing, brushing teeth, or changing clothes.
- Experiencing social withdrawal: Avoiding interactions with others and becoming isolated from family, friends, and social activities.
- Failure to make eye contact and change facial expression when talking to people: Limited or absent eye contact and minimal facial expressions, resulting in a lack of emotional response during interactions.
- Lack of enjoyment of life: Diminished interest or pleasure in activities that were once enjoyable, leading to a general sense of apathy.
- A general state of depression
Cognitive Symptoms
Cognitive symptoms include difficulties with various mental processes. Examples of these symptoms are:
- Disorganized and distorted thoughts: Difficulty organizing thoughts logically, leading to speech that is hard to follow or ideas that are disconnected and confused.
- Suddenly changing the subject while talking, diversion: Frequently shifting topics abruptly during conversations, making it difficult for others to follow what is being said.
- Using made-up words or phrases: Creating and using words or expressions that are not recognized or understandable to others, which can make communication confusing.
- Forgetfulness and inability to concentrate: Experiencing memory lapses and difficulty focusing or sustaining attention on tasks or conversations.
- Problems listening to, understanding or learning from someone: Difficulty processing information during conversations, which can make it challenging to follow instructions, absorb new information, or understand what others are saying.
The duration and severity of schizophrenia symptoms can differ from person to person. Symptoms may become worse or more frequent with factors like substance abuse, high stress levels, or not following prescribed treatment. If these symptoms are noticed, it is essential to consult a health professional.
Simple Symptoms of Schizophrenia
Simple schizophrenia symptoms”also known as early or prodromal symptoms”typically appear in the late teens to early 20s. Because these ages overlap with adolescence, the symptoms are often mistaken for normal teenage challenges. Common early signs may include:
- Isolation from family and friends: Withdrawing from social connections and reducing or avoiding contact with loved ones.
- Changes in the environment and circle of friends: Frequently changing living situations or social groups, often distancing from previous friends or familiar surroundings.
- Concentration and focus problems: Difficulty staying attentive or maintaining concentration, often becoming easily distracted or unable to complete tasks.
- Sleep disturbance: Difficulty falling asleep, staying asleep, or experiencing restful sleep, often leading to tiredness during the day.
- Problems with irritability, aggressiveness and agitation: Increased tendency toward frustration, anger, or restlessness, sometimes resulting in confrontational or impulsive behavior.
- Having problems with authority figures at school: Frequent conflicts or difficulties interacting with teachers and other school officials.
- Decline in academic performance: Noticeable drop in grades or difficulty keeping up with schoolwork and assignments.
- Worry and anxiety disorders: Persistent feelings of unease, nervousness, or excessive worry that may interfere with daily life.
- Vague, meaningless skepticism: Suspiciousness or distrust for no clear reason, often involving unfounded doubts or worries about people or situations.
Because early symptoms of schizophrenia can closely resemble normal adolescent behavior, recognizing the condition and starting treatment may be delayed. Therefore, if these symptoms are observed, it is important to consult a health professional for proper assessment and early intervention.

What is a Schizophrenia Test?
There is no single definitive test for diagnosing schizophrenia, but doctors use various methods to identify the condition. Common approaches include:
- Examination: A thorough physical exam is done first to rule out other health issues that might be causing the symptoms.
- Tests: Blood and urine tests, as well as MRI or CT scans, may be performed to check for alcohol or drug use and to rule out other medical conditions.
- Psychiatric evaluation: A mental health professional assesses the patient's appearance, speech, and behavior, and asks questions about mood, thoughts, substance use, and safety concerns such as suicidal or violent thoughts.
- Diagnostic criteria: The doctor uses established guidelines, such as those in the DSM-5 (Diagnostic and Statistical Manual of Mental Disorders), to determine a diagnosis of schizophrenia based on observed symptoms and test results.
If you suspect that you or someone you know may have schizophrenia, it is essential to contact a healthcare provider for a proper assessment and treatment plan.
Is Schizophrenia Genetic?
Schizophrenia is strongly influenced by genetic factors. The risk of developing schizophrenia is much higher if a first-degree relative (parent or sibling) also has the condition. For instance, if both parents are affected, a child's risk can reach up to 50%. However, genetics alone do not account for all cases. Other risk factors can also contribute to the development of schizophrenia, such as:
- Exposure to viruses or toxic substances: Contact with certain viruses or harmful chemicals, especially during critical stages of early brain development, can increase the risk of developing schizophrenia.
- Having imbalances of neurotransmitters such as dopamine and glutamate: Abnormal levels of brain chemicals that regulate mood, perception, and thinking may contribute to the development of schizophrenia.
- Substance abuse.
- Malnutrition during pregnancy: Poor nutrition in the mother during pregnancy may interfere with brain development in the fetus, increasing the risk of schizophrenia later in life.
- Taking psychoactive or psychotropic drugs at a young age: Using mind-altering substances during adolescence or early adulthood can increase the likelihood of developing schizophrenia, especially in those genetically predisposed.
- Having autoimmune diseases or diseases related to inflammation: Disorders where the immune system attacks the body or causes chronic inflammation may increase the risk of developing schizophrenia.
While genetic predisposition is a key risk for schizophrenia, the condition can also be influenced by various complex factors, including environmental influences, physiological changes, stress, and traumatic life events.
How is schizophrenia treated?
Although there is no cure for schizophrenia, available treatments focus on managing symptoms and preventing them from getting worse. Common treatment methods include:
- Medication: One of the most effective ways to manage schizophrenia. Antipsychotic medications are especially useful in controlling hallucinations and delusions.
- Individual therapy: Also called psychosocial intervention, this approach helps individuals learn to manage stress and symptoms, rebuild social relationships, and improve communication skills.
Schizophrenia treatment is tailored to each person's unique needs. Effective care depends on early diagnosis, prompt treatment, ongoing check-ups, and strong support from family and the environment.

* Liv Hospital Editorial Board has contributed to the publication of this content .
* Contents of this page is for informational purposes only. Please consult your doctor for diagnosis and treatment. The content of this page does not include information on medicinal health care at Liv Hospital.
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Frequently Asked Questions
Here are some additional frequently asked questions and answers about schizophrenia:
If you or someone you know is showing symptoms of schizophrenia, consider contacting a healthcare provider for proper assessment and support. Liv Hospital's psychiatry department is available to help.
What is schizophrenia and who can be schizophrenic?
The term "schizophrenic" refers to individuals who display symptoms of schizophrenia and have been diagnosed by a psychiatrist. Risk factors include genetics, imbalances in brain chemistry, and exposure to stressful life events.
What is Catatonic Schizophrenia?
Catatonic schizophrenia is a type of schizophrenia marked by significant disruptions in movement and motor activity. People may experience long periods of immobility, remain in rigid postures, or, conversely, show excessive, purposeless movements. These distinct motor symptoms make catatonic schizophrenia more easily identified compared to other types.
What is Catatonic Schizophrenia?
Catatonic schizophrenia is a type of schizophrenia marked by significant disruptions in movement and motor activity. People may experience long periods of immobility, remain in rigid postures, or, conversely, show excessive, purposeless movements. These distinct motor symptoms make catatonic schizophrenia more easily identified compared to other types.
What is Paranoid Schizophrenia?
Paranoid schizophrenia is a subtype where delusions and hallucinations are especially strong. Individuals may believe they have extra senses, such as hearing, smelling, or feeling things that aren't real. They often think they or their loved ones are being threatened or followed by others, such as strangers, aliens, or agents.
What are the Symptoms of Schizophrenia in Men?
Schizophrenia is more common in men, often appearing in the early 20s. In men, symptoms like aggression and paranoid thoughts tend to be more pronounced than in women.