Questions about the scientific basis of the imagery and sensations that are experienced primarily during rapid eye movement sleep and occasionally during other stages as well.
For questions about the scientific basis of the imagery and sensations that are experienced primarily during rapid eye movement sleep and occasionally during other stages as well.
For further information see Dreams, REM sleep, Stages of sleep(particularly stage 2, NREM).
For some perspectives, see the more scientific Activation-synthesis hypothesis and the archaic The Interpretation of Dreams.