Treating a 22-year-old girl with epilepsy, doctors found that when they stimulated the interstitial cerebral cortex - the left temple, the patient immediately felt a " shadow " lurking behind him. mimic her actions.
Brain activation can evoke a feeling of a ghost who is hiding behind his back.(Photo: Nature)
Simple stimulation into the brain can cause our minds to behave intricately and deceive themselves, neurologists discover.
They surmised that this effect was the product of thinking that shone its own movement on a ghostly image prompted by the brain - an effect that could be seen in some patients with severe mental disorders. important.
"Surprisingly - she immediately realized" that person "was doing the same gestures, but there was no connection at all," said Olaf Blanke, lead researcher from Fédérale de Lausanne Polytechnic School. Switzerland, said. "For her it's a stranger - exactly like what you see in mental illness."
The female patient above does not have a history of mental illness. Therefore, this result shows that the "devil" hallucination - despite being a complex psychiatric symptom - can be produced only by a very small change in the brain. This mechanism can also explain schizophrenic feelings like paranoia or the belief that part of your body belongs to . another person.
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