Given this is on the level the speculative, one thing to consider is that the initial condition of the schizophrenic might be delusion, hallucination and the disintegration of one&#x27;s sense of reality - and when that happens, the result in a modern society with no support for the phenomena could be massive <i>stress</i>, stress being a factor which many are today blaming for much mental illness.<p>That is to say that shamanic rituals and such might be a way to prevent those on the cusp of the classical symptoms of schizophrenia from progressing to full-blown schizophrenia.