Why do we dream?Is there special meaning and information in our dreams? Why do we have bad dreams? Why do we dream at all?
Sleep & InspirationDreaming, which occurs during REM sleep, is the one event during the hours of slumber that turns out to be more productive than it appears. Paul McCartney claimed to have woken from a dream with the theme for The Beatles' hit "Yesterday" in his head. Robert Louis Stevenson said the story of Dr Jekyll and Mr. Hyde came to him while asleep Dmitri Mendeleev reported that he "saw" a chart of all the elements ranged in front of him while dozing at his desk on 17 February 1869. Two weeks later, he published what has become the Periodic Table of the Elements.
History of SleepAristotle = the first person to consider sleep in a methodical way. argued that it was caused by the heart cooling down Other Greek philosophers and physicians said its cause lay in the isolation of the body from its senses they mistook the heart rather than the brain to be the center of the body's sensory perception. 2,000 years later it became possible to study the sleeping brain directly. Nathaniel Kleitman 1925 opened the first sleep laboratory team was the first to discover that sleep consisted of different stageswork laid the foundation for modern sleep research.
When/why do we dream?Most dreams = during REM sleep stageWhy? = you decide!http://education-portal.com/academy/lesson/why-do-we-sleep-and-dream.html#lesson
Three Major Theories of DreamsPsychoanalytic/Psychodynamic TheoryOne of the oldest & most controversial explanations for why we dream is Freuds psychoanalytic viewway of satisfying unconscious urges/conflictDreams represent disguised symbols of repressed desires and anxieties Manifest Content: symbols used to disguise true meaning of dreamBy analyzing the manifest content, Freud claimed it was possible to trace the desires underlying the dream that were too painful or distressing for the dreamer to acknowledge directlyDreams became the "royal road to the unconscious"
Three Major Theories of DreamsActivation-Synthesis TheoryThe cerebral cortex is activated during REMCortex synthesizes informationDreams = brain attempting to make sense of the info
Three Major Theories of DreamsCognitive ViewDreams give us a chance to review and address problemssupported by the fact that REM sleep increases following stress and intense learning periods Ex: students often report examination-anxiety dreams. You cant find your classroom, youre running out of time, your pen doesnt work, or youve completely forgotten to study.
Gender DiversityDo men and women dream about different things? research shows that men and women tend to share many common dream themeswomen are more likely to dream of children, family, and familiar people, household objects, and indoor eventsMen more often dream about strangers, violence, weapons, sexual activity, achievement, an outdoor events.Cultural DiversityAre there differences between cultures in dream content?Across cultures, research has found both similarities and differences in dream content. Dreams involving basic human needs and fears (like sex, aggression, and death) seem to be found in all cultures. And children around the world dream of falling, being chased, and being unable to do something they need to do.Dreams around the world typically include more misfortune than good fortune, and the dreamer is more often the victim of aggression than the cause of it.