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This essay will discuss about sleep-wake disorders.
Sleep-wake disorders lead to varied distresses and severe ailments. The adverse impact of these disorders can disturb the social function, mental and physical activities of people. According to the etiological factors and features of clinic, sleep-wake disorders are categorized in to many classes. This resembles the fact that the Sleep-wake disorders can create disastrous impact on human beings. Some of the common sleep disorders of child are sleep-related disturbances in breathing, central hypoventilation syndrome and narcolepsy. The snoring sound in children can occur due to the vibration of soft palate. A person who does not maintain any time for sleeping can create snoring sound. Sometimes disturbances in sleeping can lead to problem of breathing.The cognitive focus and fatigues are the more obvious concern that leads to sleep disorders.
The causes of distress on the health of human body and disturbed sleep are the pivotal reason behind the happening of Sleep-wake disorders. Non-24-hour is one of the sleep-wake disorders. It is also known as hypernychthemeral and free running disorder. This disorder is lead to extreme sleepiness which is between the 24-hour dark-light cycles and connected to the abnormal synchronization. The larger numbers of patients with Non-24-hour sleep-wake disorder are blind. Two characteristics of the disorder are blind and sighted. The patients with this disorder often believe that a single day is longer than 24 hours. The body of people with non-24 refuses to adjust to the light-dark external cycle. This becomes difficult for patients to know the actual time to sleep and leads to daily shifts. The sleep-wake cycle of people is daily changed by this disorder. This degree of change in sleeping time is dependent on the number of hours or minutes the cycle lasts after 24 hours (Reading, 2010). The changes in the sleep-wake cycles become
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This event is regulated by both “sleep homeostasis and circadian rhythms” (National Sleep Foundation, 2006). Processes in circadian rhythm are at its peak during daytime, which counteracts influence of homeostatic sleep pressures, but decreases as the day wears out.
(Cherry, 2011) mentions that stage 1 characterizes the beginning of sleep in which one drifts in and out of sleep, while the muscle activity gradually slows down. Stage 2 refers to the stage in which the eye movement altogether stops and brain waves get slower, while there may occur an occasional burst of hurried brain waves.
For instance, studies indicate that roughly one third of the population in India sleeps where they are standing when it is time to sleep. In Europe, a large segment of elderly people develops sleep disorders including sleep apnoea and insomnia, which are more frequent (Shapiro & Dement, 1993).
Sleep affects anyone regardless of status in life. Approximately 10 million people in the United States use prescription for sleep showing that a great number of people suffer from sleep disorder. Sleep can become a nightmare if its root cause is not treated.
Sleep would be accompanied by slowing down cellular activity in the brain and would progress rhythmically from light to deep and finally dream or REM sleep (Kalat, 2013). With this progression, the body muscles would gradually relax, eventually becoming paralyzed in the deep sleep stage.
Besides addressing the core issue of sleep, it also explains phenomenon like dreams and sleep disorders, which are intimately related to sleeping.
Biologically, sleep is defined as a state of reduced motor activity (movement), lower response to sensory stimulation, adoption of postures such as lying down with eyes closed and easy reversibility.
According to the researchers, sleep has two basic stages, namely, the non-sleep rapid eye movement and rapid eye movement. Besides, it should be pointed out that these two stages are determined by measuring the electrical changes in the brain using the equipment called electroencephalograms (EEGs).
The National Sleep Foundation defines sleep hygiene as the various activities which help in reviving alertness in the daytime and a quality sleep in the night. Sleep hygiene according to the foundation can ensure that the person does not face any sleep disorders such as insomnia or narcolepsy.
Insomnia is one of the most common sleep disorders and is characterized by inability to fall asleep. The reasons for such condition are multiple, including wrong diet, stresses, diseases etc. The disorder interrupts
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