Our neurobiological knowledge about human dream organisation results primarily from the study of Rapid-Eye-Movement (REM) sleep.In humans, functional neuroimaging techniques, using H 2 15 O or 18 FDG positron emission tomography (PET) and functional magnetic resonance imaging (fMRI), allowed the mapping of the regional cerebral activity during this sleep stage, which is dominated by the...
Dreaming has fascinated mankind since the dawn of history. This article focuses on the psychologically oriented research which has three major areas of interest: (1) a description of dreams (What do dreams look like?), (2) factors influencing dream content and (3) the effects of dreams on subsequent waking life. The following definition attempts to cover the consensus of the researchers in the...