History tells us that for long periods over the centuries, people have debated the causes of mental illnesses such as schizophrenia. Those with mental illnesses were classified as insane or crazy, but in some cases it is also thought they were possessed by evil spirits. And 'well known that in many cases, these people who suffer from mental illness were beaten, tortured, or detained in special facilities.

some time ago, scientists believed that mental disorders may occur due to traumatic or stressful conditions in the life of a person, and psychiatrists said a neglect or abuse, for example, may have an increased risk of certain mental disorders.

Today, scientists agree that the disease process and not for life experiences, but there are several theories about what causes the disease.

it was noted that if anyone has relatives with schizophrenia, which has a period of ten great potential for the development of schizophrenia, compared to a person who has no family history of disease, the condition tends to run in families.

One of the causes of schizophrenia is suspected that a viral infection. some researchers said the virus attacks the brain, more precisely the part of the brain that interprets the messages of the senses. This could be the reason why the delusions and hallucinations occur.

it 'also suspected that schizophrenia may be caused by an imbalance of neurotransmitters in the brain. Neurotransmitters are chemicals that transmit electrical messages between nerve cells, and if there is too much or too little of a neurotransmitter, this may lead to various mental disorders, including schizophrenia.

However, scientists have not reached agreement on whether these theories are incorrect, or if schizophrenia is caused by a combination of factors.

And 'well-known that most of the symptoms of schizophrenia, although some do not. Very often can not be displayed delusions and hallucinations, and these may also include listening to imaginary voices.

Insertion, also known as the withdrawal of thought is another common symptom, patients often believe that someone or something that can put thoughts in his head, and taken off. They may even have strange beliefs, such as foreigners to talk to them and tell them what to do.

a patient with schizophrenia may also show any emotion, or be unable to speak, or you can avoid taking any action at all. Feature of schizophrenia is disorganized thought and behavior: the patient may have difficulty responding to a question clearly, completing a sentence or a thought through idea.

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