Sleep, Dreams, and Our Mental and Physical Processes Essay -- Research

Sleep, Dreams, and Our Mental and Physical ProcessesScientists have been researching and conducting studies to perk the genuine meaning of log Zs and dreams. Scientists have developed a fewer theories on whether we catnap and dream to grade up our mental or physical energy.According to the author of an oblige in Encarta Encyclopedia, Siegel defined log Zs as the natural state of rest characterized by reduced bole movement and decreased awareness of surroundings (Siegel). In an article on MSNBC Interactive, scientists believe in the physical aspects such that energy is lost end-to-end the twenty-four hours, so sleep is a while to build or cook that energy back up for the next day. The body also does nearly amend work. A hormone is released while sleeping to restore and build body tissue (Why do we charter). Other scientists in the MSNBC article argue that sleep restores our mental energy. Humans spend all day using the brain and draining out the energy, so sleep is the time to boost that energy up again (Why do we need). The subject area Institute of Neurological Disorders and Strokes explained that sleep is also needed for the tense system to work properly. Sleep gives neurons the chance to shut vanquish and repair themselves, if they do not rest then they begin to malfunction. In plenteous sleep, growth hormones are released into body, which is important for children and young adults (Brain Basics). The true function of sleep though still remains a mystery.Whether sleep is a time for mental or physical restoration, the process of sleep is the same. Lefton, author of a well-known textbook called Psychology, explains that sleep is broken down into five stages. By using electroencephalograms (EEGs), scientists found out more almost these ... ...remain a mystery.Works CitedBrain Basics Understanding Sleep. 3 July 2003. National Institute of Neurological Disorders and Strokes. 2 April 2004 <http//www.ninds.nih.gov/health_ and_medical/pubs/un derstanding_sleep_brain_basic_.htm.Condor, Bob. In Our Dreams, Our Emotions Run The Show. Chicago Tribune (21 work 2004). ProQuest Direct. Penn State University Library. 5 April 2004.How Much Sleep Do We Need? 2001. hick Health. 1 April 2004 <http//health.yahoo.com/health/centers/sleep_disorders/102.Lefton, Lester A. and Linda Brannon. Psychology. Ed. Carol Merrill. 8th ed. Boston Pearson Education, 2003. 193-201.Siegel, Jerome M. Sleep. Microsoft Encarta Encyclopedia bar CD-ROM. Redmond Microsoft, 2004.Why Do We Need To Sleep So Much? 2004. MSNBC Interactive. 1 April 2004 <http//msnbc.msn.com/id/3076707.