“…On the contrary internal or external stimuli could not be found to instigate a REM period and even the degree of their incorporation into an ongoing dream was below what had been expected (7,12,16,19,34,31,36,41,42,63). The research findings indicate that the cyclic occurrence of dreams during the night is the result of neurophysiologicbiologic processes, which may have some psychological meaning, but it does not seem to be a unique response to a specific psychological-experiential factor (64).…”