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Insomnia definition png11/6/2023 ![]() A similar course may develop in the context of acute psychological stress or a mental disorder. Conditioned arousal may then persist and lead to persistent insomnia. For example, an individual who is bedridden with a painful injury and has difficulty sleeping may then develop negative associations with sleep. The factors that precipitate insomnia may differ from those that perpetuate it. For some individuals, perhaps those more vulnerable to sleep disturbances, inÂsomnia may persist long after the initial event, possibly because of conditioning factors and heightened arousal. It usually resolves once the initial event subsides. ![]() Situational or acute insomnia usuÂally lasts a few days or a few weeks and is often associated with life events or rapid changes in sleep schedules or environment. Insomnia can be situational, persistent, or recurrent. Insomnia may also have a late-life onset, which is often associated with the onset of other health-related conditions. In women, new-onset insomnia may occur during menopause and persist even after other symptoms, such as hot flashes, have resolved. Less frequently, insomnia begins in childhood or ad& shy olescence. The onset of insomnia symptoms can occur at any age, but the first episode is more common during young adulthood. Insomnia is considered to be recurrent if two or more episodes occur within the space of one year. If the symptoms last three months or longer, the insomnia is said to be persistent. Insomnia lasting from one month to three months is episodic. Insomnia can be classified as episodic, persistent, or recurrent. Individuals vary in their need for and satisfaction with sleep, but individuals with insomnia experience distress or impairment in functioning as a result of their poor sleep. Insomnia is not defined by the hours of sleep a person gets or how long it takes to fall asleep. In 2014, approximately 35 percent of adults reported getting insufficient sleep. Approximately 70 million Americans are thought to have a sleep or wakefulness disorder, according to the Centers for Disease Control and Prevention. All of these symptoms can lead to daytime drowsiness, poor concentration, irritability, and the inability to feel refreshed and rested upon awakening. For insomnia to be diagnosed, these symptoms must be present at least three nights per week and the sleep difficulty present for at least one month. Insomnia is the feeling of inadequate or poor sleep because of one or more of the following: trouble falling asleep trouble remaining asleep awakening too early or non-restorative sleep.
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