nrem sleep, nrem, wakefulness, arousal, circadian, sleep, overactivity, brainstem, awakenings, circadian rhythm, unrefreshed, hypersomnia, visual cortex, cataplexy, cortex, ghrelin, cognition, dyskinesia, hypopnea, ictal, parasympathetic nervous system, apneic, sleepiness, hippocampus, dreamless, forebrain, eegs, cognitive, subcortical, somatosensory, melatonin, paresthesia, cortical, diastole, autonomic nervous system, cortisol, myoclonus, sensorimotor, myelination, phasic, parasympathetic, auditory cortex, polyuria, electroencephalographic, cerebral cortex, hyperphagia, neurogenesis, akinesia, oxidative phosphorylation, frontal cortex, neurons, pineal gland, snore, essential tremor, startle reflex, attentional, beta endorphin, nocturia, neurotransmission, neocortex, status epilepticus, vasodilation, striatum, spermatogenesis, thermogenesis, prodrome, nystagmus, hypnagogic, adrenals, norepinephrine, peristalsis, caudate, homeostatic, emotional arousal, serotonin, midbrain, polysomnogram, vasopressin, excitability, anhedonia, repolarization, basal metabolism, serotonergic, catecholamine, neocortical, cerebellum, valsalva maneuver, alkalosis, caudate nucleus, brainwaves, diapause, basal ganglia, somnambulism, respirations, vermis, prefrontal, habituation, psychomotor, tachypnea, luteal phase, oculomotor, amygdala

sleep, slumber

paradoxical sleep, rapid eye movement sleep