Scientists have found the answer to the question of why some people get schizophrenia. As it turned out, the human brain is in the process of evolution was making some mistakes, which is part of the disease.
Along with useful skills there and so-called "bugs" in the brain, and mental disorders. Scientists say that early man didn't suffer from schizophrenia. The disease, according to available data, appeared much later.
The researchers suggest that most mental illness appeared only in Homo sapiens. Along with complete speech, language, complex type of thinking a person got various deviations. Maybe in the future they will disappear, as disappeared the tail and other atavisms.