WakefulnessSleepSleep, REMSleep StagesBehavior, AnimalSleep DeprivationElectroencephalographyArousalFeeding BehaviorPolysomnographyCircadian RhythmNarcolepsyNeuropeptidesHealth BehaviorSocial BehaviorOrexin ReceptorsPonsBehaviorElectromyographyReticular FormationSexual BehaviorReceptors, NeuropeptideSexual Behavior, AnimalPharyngeal MusclesChild BehaviorBenzhydryl CompoundsElectrooculographyExploratory BehaviorDisorders of Excessive SomnolencePulmonary VentilationAdolescent BehaviorMotor ActivityRespiratory MechanicsRespirationChild Behavior DisordersMaternal BehaviorSleep Apnea SyndromesBehavior TherapyCataplexyBrainTegmentum MesencephaliNeuronsTime FactorsMicrodialysisStereotyped BehaviorSleep Disorders, IntrinsicBenzoxazolesBody TemperatureVentilators, Negative-PressureIntracellular Signaling Peptides and ProteinsCentral Nervous System StimulantsDelta Sleep-Inducing PeptideSleep Apnea, ObstructiveProsencephalonAnalysis of VarianceHypercapniaPersistent Vegetative StateHypothalamusCatsSomnambulismHypothalamic Area, LateralAggressionAir PressureRats, Sprague-DawleyAgonistic BehaviorSleep Disorders, Circadian RhythmRisk-TakingMicroinjectionsDelta RhythmCerebral CortexChoice BehaviorNesting BehaviorSleep DisordersUnconsciousnessChemoreceptor CellsTheta RhythmSleep Initiation and Maintenance DisordersDreamsReaction TimeCarbon DioxideSelf-Injurious BehaviorThalamusVideo RecordingRespiratory Physiological PhenomenaAppetitive BehaviorLocus CoeruleusSerotonergic NeuronsSocial Behavior DisordersHomeostasisPredatory BehaviorQuestionnairesPsychomotor PerformanceSpinocerebellar TractsBrain WavesActigraphyConsciousnessPharynxPreoptic AreaSleep Apnea, CentralParasomnias