Sleep And The Evolutionary Theory Of Sleep

“Sleep is a passive state of unconsciousness, a suspension of our normal bodily activities. It is distinguished from wakefulness by a decreased ability to react to stimuli, but is more easily reversed than the state of hibernation or of being comatose.” People usually go through five (5) stages while sleeping. The first stage is the period of transition between wakefulness and sleepiness, and can be awakened easily. During this stage, the muscles are slowly active and the eyes move slowly. As people enter the second stages of sleep they become detached from surroundings and there’s a decrease of body temperature. Also, they become gradually harder to awaken. In stage 3 sleep brain waves slow down and become larger. When people arrive at stage …show more content…
Evolutionary theory positions dream as peculiar help for survival. Per dreams-for-survivals theory main purpose of dreams is to protect humans from daily threats by simulating dangerous situations during sleep. In support of evolutionary theory, the article The Role of Dreams in the Evolution of the Human Mind, (Michael S. Franklin, 2005) expresses the (Franklin, 2005)idea that 80% of the dreams seen by people bear negative content, including the rape and wild animal scenes. Franklin states that by this kind of dreams humans unconsciously trying to protect themselves from relieving the same situations in life. Unlike evolutionary theory, psychoanalytic theory claims the opposite. The main theory in psychodynamic view of dreams is unconscious wish fulfillment theory be Sigmund Freud. Per Freud, dreams are the representations of unconscious desires of humans. Therefore, psychodynamic states that our dreams are just a metaphor for what we want in life. Neurological theory is related to the biological view of brain and behavior. Per activation-synthesis theory first presented by J. Allan Hobson, dreams are just the cause of the electrical impulses that cause the recall of our …show more content…
They may mistakenly think that those who use drugs lack moral principles or willpower and that they could stop their drug use simply by choosing to. Drug addiction is a complex disease, and quitting usually takes more than good intentions or a strong will. Drugs change the brain in ways that make quitting hard, even for those who (10 Surprising Secrets No One Told You Yet About Meditation, 2015) (Ramirez, 2015)want to. Fortunately, researchers know more than ever about how drugs affect the brain and have found treatments that can help people recover from drug addiction and lead productive