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  2. ICD-9-CM ICD-10-CM Insomnia: Insomnia is defined as the subjective perception of difficulty with sleep initiation, duration, consolidation, or quality that occurs despite adequate opportunity for sleep, and that results in some form of daytime impairment. Adjustment sleep disorder (acute insomnia) 307.41 F 51.02 Psychophysiological insomnia

  3. Classification of sleep disorders - Wikipedia

    en.wikipedia.org/wiki/Classification_of_sleep...

    Classification of sleep disorders, as developed in the 19th century, used primarily three categories: insomnia, hypersomnia and nightmare. In the 20th century, increasingly in the last half of it, technological discoveries led to rapid advances in the understanding of sleep and recognition of sleep disorders. Major sleep disorders were defined ...

  4. Idiopathic hypersomnia - Wikipedia

    en.wikipedia.org/wiki/Idiopathic_hypersomnia

    Specialty. Sleep medicine, Neurology, Psychiatry. Idiopathic hypersomnia (IH) is a neurological disorder which is characterized primarily by excessive sleep and excessive daytime sleepiness (EDS). [1] Idiopathic hypersomnia was first described by Bedrich Roth in 1976, and it can be divided into two forms: polysymptomatic and monosymptomatic.

  5. Insomnia: causes, symptoms, treatments and how it affects you

    www.aol.com/lifestyle/insomnia-causes-symptoms...

    Initially, people with insomnia experience fatigue, low energy, difficulty concentrating and impaired memory. Some other short-term effects include: Mood disturbances, such as irritability or ...

  6. Insomnia - Wikipedia

    en.wikipedia.org/wiki/Insomnia

    Insomnia, also known as sleeplessness, is a sleep disorder where people have trouble sleeping. [1] [11] They may have difficulty falling asleep, or staying asleep for as long as desired. [1] [9] [12] Insomnia is typically followed by daytime sleepiness, low energy, irritability, and a depressed mood. [1] It may result in an increased risk of ...

  7. Parasomnia - Wikipedia

    en.wikipedia.org/wiki/Parasomnia

    Parasomnia. Specialty. Sleep medicine, psychology. Parasomnias are a category of sleep disorders that involve abnormal movements, behaviors, emotions, perceptions, and dreams that occur while falling asleep, sleeping, between sleep stages, or during arousal from sleep. Parasomnias are dissociated sleep states which are partial arousals during ...

  8. Shift work sleep disorder - Wikipedia

    en.wikipedia.org/wiki/Shift_work_sleep_disorder

    Shift work sleep disorder ( SWSD) is a circadian rhythm sleep disorder characterized by insomnia, excessive sleepiness, or both affecting people whose work hours overlap with the typical sleep period. Insomnia can be the difficulty to fall asleep or to wake up before the individual has slept enough. [ 1] About 20% of the working population ...

  9. Non-24-hour sleep–wake disorder - Wikipedia

    en.wikipedia.org/wiki/Non-24-hour_sleep–wake...

    The most easily observed of these is the propensity for sleep and wake; thus, people with non-24 experience symptoms of insomnia and daytime sleepiness (similar to "jet lag") when their endogenous circadian rhythms drift out of synchrony with the social/solar 24-hour day, but they conform to a conventional schedule. Eventually, their circadian ...