![]() ![]() Behavioral insomnia of childhood: insomnia in children based on adult caregiver observations.Idiopathic insomnia: long-term insomnia begun in infancy or childhood with no readily identifiable underlying cause.Inadequate sleep hygiene: proper sleep scheduling, routine use of alcohol, nicotine, caffeine, frequent daytime napping, using the bed for watching TV, snacking, or reading and/or studying for tests or work-related subjects.Insomnia not due to substances or known physiologic conditions, unspecified: temporary diagnostic term used for suspected but unproven underlying mental, physiological, or environmental problems.Insomnia due to drug or substance abuse: for example, alcohol abuse, stimulant abuse, caffeine abuse.Insomnia due to mental disorder: depression, schizophrenia, and maniac phase of bipolar illness, for example.Insomnia due to a medical condition: insomnia associated with disorders such as advanced chronic obstructive pulmonary disease ( COPD), arthritis, cancer, renal disease, fibromyalgia, neurologic problems, Parkinson's disease, and chronic fatigue syndrome.Paradoxical insomnia: little or no sleep at nights with rare normal night sleep because of a pattern of consciousness throughout the night, or where near constant awareness of environmental stimuli occurs.Psychophysiologic insomnia (primary insomnia): prolonged stress with chronic insomnia.Adjustment insomnia (acute insomnia): short-term or acute insomnia usually do to stress or environmental changes.The International Classification of Sleep Disorders, has classified insomnia into multiple categories: Insomnia may have many causes and, as described earlier, it can be classified based upon the underlying cause. Primary insomnia occurs in the absence of other medical problems, while secondary insomnia occurs as a result of a medical condition such as heart disease, arthritis, cancer, or heartburn causing wakefulness. Insomnia may also be classified as primary or secondary. Short-term insomnia lasts for one to three weeks, and long-term insomnia (chronic insomnia) continues for more than three weeks. It lasts for less than a week or until the stressful event is resolved. Temporary insomnia (transient insomnia) usually is due to situational changes, such as travel and stressful events. Insomnia may be classified by how long the symptoms are present. What is a refreshing night's sleep for one person might be insomnia for another person. ![]() Individuals can vary in their need for sleep, and in the time required to fall asleep. ![]() Contrary to some popular beliefs, insomnia is not defined by the total amount of sleep one gets or how long it takes a person to fall asleep. It can be due to problems falling asleep, early wakening, waking frequently during the night, unrefreshing sleep, or a combination of these. Insomnia is the perception of inadequate or poor-quality sleep. Sleep deprivation: In insomnia, adequate time and opportunity for sleep are available, whereas, in sleep deprivation, lack of sleep is due to a lack of opportunity or time to sleep because of voluntary or intentional avoidance of sleep.Short-duration sleep may be normal in some patients who may require less time for sleep without feeling daytime impairment, the central symptom in the definition of insomnia.It's important to make a distinction between insomnia and other similar terminology short duration sleep and sleep deprivation. Existing health problems or other diseases.Insomnia can also be classified based on the underlying reasons for insomnia: Long-term or chronic insomnia lasts more than 3 weeks.Short-term insomnia lasts more than 1 week but resolves in less than 3 weeks.Transient insomnia lasts 1 week or less and may be termed transient insomnia.Insomnia may be divided into three types based on the duration of symptoms. Short-term insomnia can last more than 1-3 weeks. ![]()
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