Why We Need Sleep Essay

1369 Words Oct 24th, 2011 6 Pages
Daniel Mariscal
Persuasive Essay
Why We Need Sleep Sleep is a very important aspect of our lives and people rely on it to re-energize them so they can continue onto the next day. Although sleep is thought to conserve energy it actually drains your metabolism by 5-10%. However, sleep is very beneficial to humans. Sleeping progresses the bodies’ growth and rejuvenates the immune, skeletal, nervous and muscular systems. Sleep also improves short-term memory, mood, efficiency, concentration, and it is actually believed that sleep also helps wound healing. Scientists proved this by doing a test on mice. Mice were deprived of sleep for 24 hours and compared to a control group; the sleep deprived rats ended up having a 20% decrease in white
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It also causes drowsy drivers, and 100,000 motor vehicle accidents are caused by fatigued drivers. Of the 100,000 crashes, 55% of them are caused by drivers less than 25 years old. Also an interesting fact to point out is that being awake for 18 hours is equivalent to having a blood alcohol concentration of 0.08%; the percentage to be legally drunk. The lack of sleep someone has is directly connected to their alertness, and affects the circadian pacemaker in the brain; which is the driving factor behind the alertness obtained by an individual. Other ill results of sleeplessness can impair human’s immune response and the growth hormone. This directly links it to the danger of obesity, diabetes, asthma, and it also heightens the risk of cardiovascular disease. Another surprising link to sleep deprivation is children and adolescents having ADHD. Lack of sleep develops or worsens children’s inattention and their hyperactivity in the learning process. People who go to work sleep deprived prove to be a danger to the work environment, especially in cases where their job deals with heavy machinery and other labor tasks. Job fields like surgeons have even undergone the study of a connection between sleep deprivation and performance in their surgeries. More research is being conducted on sleeplessness, and there are other interesting and adverse effects of sleep deprivation.
Delinquency in children

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