SleepSleep, REMSleep DisordersSleep Apnea, ObstructiveWakefulnessPolysomnographySleep Apnea SyndromesSleep Initiation and Maintenance DisordersREM Sleep Behavior DisorderElectroencephalographyArousalDreamsElectrooculographyNarcolepsySleep StagesCircadian RhythmActigraphySleep Apnea, CentralDisorders of Excessive SomnolenceElectromyographySleep Disorders, IntrinsicSleep BruxismSleep ParalysisPonsDelta RhythmSleep Medicine SpecialtyTime FactorsCataplexySnoringNocturnal Myoclonus SyndromeSleep Arousal DisordersSleep DeprivationREM Sleep ParasomniasContinuous Positive Airway PressureMelatoninAnalysis of VarianceQuestionnairesHypnotics and SedativesSeverity of Illness IndexRespirationTegmentum MesencephaliBody TemperatureHabitsReticular FormationFatigueBrainActivity CyclesBrain WavesHomeostasisOrexin ReceptorsRestless Legs SyndromeSleep-Wake Transition DisordersPedunculopontine Tegmental NucleusMonomeric GTP-Binding ProteinsCross-Over StudiesTheta RhythmSignal Processing, Computer-AssistedRespiratory MechanicsReaction TimeAzabicyclo CompoundsRats, Sprague-DawleyNeuropeptidesReceptors, NeuropeptideBehavior, AnimalMuscle HypotoniaReference ValuesPharyngeal MusclesSleep Phase ChronotherapyMotor ActivityCatsPsychomotor PerformanceSupine PositionDouble-Blind MethodCross-Sectional StudiesMemoryPharynxRisk FactorsElectrodes, ImplantedCerebral CortexAge FactorsRespiratory Physiological PhenomenaPulmonary VentilationMandibular AdvancementMicroinjectionsDisease Models, AnimalOxygenSomnambulismBrain StemNeuronsAdenoidectomyClonazepamPrevalenceCase-Control StudiesBody Mass IndexComorbidityPositive-Pressure RespirationAnoxiaTonsillectomySpecies SpecificityObesity