Insomnia (synonym of agrypnia) - violation of sleep a night. Insomnia occurs with nervousness, mental illness, with some organic diseases of the brain (encephalitis, arachnoiditis, vascular diseases of the brain and other), in General infection, intoxication, physical or mental fatigue, when violated the regulation correct alternation of sleep and wakefulness. Insomnia is manifested by a reduction in the duration of sleep a night due to late falling asleep, early morning awakening, or frequent awakenings during the night. This is a reduction of night sleep is rarely significant. Patients who complain of insomnia, sleep less than 5 hours. More important qualitative change of sleep in these patients detected, but only if electroencephalographic study.
Normal night's sleep, as a rule, heterogeneous and consists of several correctly alternating stages: stage superficial sleep, when you sleep, you can easily Wake up; the stage of deep sleep, which is associated with the sense of satisfaction from sleep; stage of sleep, accompanied by dreams. Insomnia decreases the duration of the stage of deep sleep by increasing the surface. The ratio between the stages of sleep without dreams and dreams are normal in about 80% : 20%. For insomnia, these ratios are violated. Such a change in sleep patterns, coupled with the reduction leads to complaints of patients on General fatigue, decreased performance, memory loss, headache pain.
Treatment. It is recommended that treatment of the underlying disease that is causing the insomnia, the regime of work and rest, sleep, gymnastics, warm General and foot baths, a walk before going to sleep, drugs calming effect (Valerian root, motherwort, bromine). Only in some cases shown sleeping pills, they should be consumed in limited quantities (no more than one tablet) and only as directed doctor. Cm. also a Dream.