Study links schizophrenia symptoms to faulty ‘switch’ in brain

By Kate Kelland LONDON (Reuters) – The delusions and other psychotic symptoms experienced by people with schizophrenia may be caused by a faulty brain “switch” that blurs their ability to distinguish inner thoughts from objective reality, scientists said on Wednesday. In a study published in the journal Neuron, researchers found the severity of symptoms such as hearing voices and delusions was due to a disconnection between two key regions of the brain — the insula and the lateral frontal cortex. …