Dream Theories
Neural Activation Theory
REM sleep triggers neural activity that evokes random visual memories, which our sleeping brain weaves into stories
Problems with Information-processing Theory
But why do we dream about things we have not experienced?
Cognitive Development Theory
Dream content reflects dreamers' cognitive development -their knowledge and understanding.
Problems with Neural Activation Theory
The individual's brain is weaving the stories, which still tells us something about the dreamer
Problems with Physiological function Theory
This does not explain why we experience meaningful dreams.
Problems with Cognitive Development Theory
does not address the neuroscience of dreams
Freud's wish-fulfillment Theory
dreams allow us to express otherwise unacceptable feelings.
Information-processing Theory
dreams help us sort out the day's events and consolidate our memories.
Problems with Freud's wish-fulfillment Theory
lacks any scientific support; dreams may be interpreted in many different ways.
Physiological function Theory
regular brain stimulation from REM sleep may help develop and preserve neural pathways.