More hospital beds are occupied by persons with schizophrenia than any other illness. What is Schizophrenia Schizophrenia is a biologically based psychological and emotional disorder that impairs normal brain function. There is no precise cause or cure. The illness can take many different forms and varies in both duration and intensity. Causes A number of theories regarding the cause are now focused on biochemical and physical abnormalities in the brain.
Chemical messengers carry signals from one nerve branch to another.
Researchers believe that an imbalance in these chemicals contributes to schizophrenia related symptoms. Theories regarding viruses and nutritional imbalances have also been advanced as possible contributing factors. Some studies also point to a genetic predisposition to the disease. There are many forms of schizophrenia. Some people may encounter symptoms of the illness once or twice with no recurrence.