non-rapid eye movement

Also found in: Acronyms.

non-rap·id eye movement

Abbr. NREM Slow oscillation of the eyes during the portion of the sleep cycle when no dreaming occurs.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
References in periodicals archive ?
The first randomized study of tiagabine (Gabitril) in patients with primary insomnia found tiagabine 8 mg and 12 mg doses significantly maintained and enhanced "deeper" non-rapid eye movement stages of sleep, and did not cause next-day residual sedation at 4 mg and 8 mg.
Experts say there are two types of sleep, REM or Rapid Eye Movement and NREM (non-rapid eye movement).
There are state-related differences in respiratory control between the sleep and wake states and between the five stages of sleep, most predominantly between stages 1 through 4 non-rapid eye movement (NREM) and rapid eye movement (REM) sleep.
Normal sleep, during which brain activity remains high, is made up of non-rapid eye movement (NREM) sleep and rapid eye movement (REM) sleep.
Originating in most cases from non-rapid eye movement sleep.
Sleep is supported by natural cycles of activity in the brain and consists of two basic states: rapid eye movement (REM) sleep and non-rapid eye movement (NREM) sleep.
The first three stages of sleep are classed into non-rapid eye movement sleep and the final stage is classed as rapid eye movement (REM), where most healing and replenishment occurs.
hours Onset of a single consolidated sleep period usually occurs by age 5 >16 to 50 Stage I: 2% to 5% 7 to 8 hours 1 Stage II: 45% to 55% Stage III: 3% to 8% Stage IV: 10% to 15% REM sleep: 20% to 25% Decreased SWS (stage III and stage IV) and delta wave activity >50 REM and light NREM sleep Variable Variable progressively decline and result in increased wake time NREM: non-rapid eye movement; REM: rapid eye movement; SWS: slow wave sleep Source: Reference 3 A thorough evaluation of insomnia includes obtaining a detailed history from the patient and her bed partner, and asking about her hormonal status (Table 2).
Mammalian sleep is classically divided in two phases, including non-rapid eye movement (NREM) sleep or "light" sleep, and REM (or paradoxical) sleep or "deep"/dreaming sleep.
Slow wave sleep (SWS), one of the deeper stages of sleep, is characterized by non-rapid eye movement (non-REM) from which it's difficult to awaken.
The stages of normal sleep are measure by the voltage of electrical impulses and split into two distinct states: non-rapid eye movement (NREM) sleep and REM sleep.
The first four stages are non-REM (non-rapid eye movement), which consists of two bouts of light sleep then two bouts of deep sleep.

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