REM sleep is the deepest possible level of ordinary sleep and involves complete disengagement of the body’s motor cortex functions from the neck down and nearly complete suppression of consciousness in the Left brain hemisphere.
Role of REM Sleep. It is interesting to note that Bob Monroe informed the Gateway class that finished 7 May 1983 that an ex-trainer of his operating in Charlottesville, Virginia found that he could guarantee out-of-body movements by bringing participants down into a rapid eye movement (REM) state of sleep and then use the Hemi-Sync tape technique.