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The Importance of Sleep Essay

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Sleep is a vital part of life. The many different functions of the body depend on sleep to reenergize and grow. Various types of sleep disorders and parasomnias can interfere with sleep, leaving one feeling sluggish and slow. Many people live with sleep disorders that are untreated or not diagnosed, while others suffer with these disorders, and are unable to get a good night’s sleep. Sleep disorders affect many people and they can be easily treated. Other types of sleep disorders can be grown out of, or lived with without effecting one’s life. However, it is important to treat severe disorders to prevent oneself from getting a lack of sleep. The brain and body functions in a different manner during sleep then during the waking hours. …show more content…

(Brynie, 23) Nightmares and night terrors develop during these ages as well as sleepwalking and “bedtime resistance.” (Brynie, 23) In teens, time spent in slow wave sleep decreases and they wake more at night which then leaves them feeling sleepier during the day due to shifting hormones and social demands. Illnesses require more sleep because while fighting the infection, the brain triggers sleep centers, and the pituitary gland sends signals to step up the production of white blood cells that fight the viruses and other microorganisms. (Brynie, 20) Sleep is not only needed to reenergize the body, but it is also needed to help fight off sicknesses, and boost a child’s growth and development. There are many stages of sleep in the sleep cycle. These stages begin at one and goes to five, five being REM sleep, or Rapid Eye Movement sleep. In stage one, the body experiences sudden muscle contractions, causing the sensation of falling and jumping awake. The big muscles relax and the eyes will continue to move, but the slightest disturbance can awake the sleeper. Stage two includes sleep spindles, which are occasional bursts of activity in the brain. However, the brain may block out anything that might arouse the sleeper. Stage three is when deep sleep begins and the sleeper becomes difficult to wake. Stage four is the deepest of all sleeps. During stage four bed wetting, sleepwalking and sleep talking occur the most. (Brynie, 12-13) Stage five is REM

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