ArousalElectric StimulationSleep Arousal DisordersElectric Stimulation TherapyStimulation, ChemicalEroticaPhysical StimulationDeep Brain StimulationSleep StagesSleepTranscranial Magnetic StimulationHibernationLibidoElectroencephalographyWakefulnessPolysomnographyGalvanic Skin ResponseTime FactorsSleep, REMCells, CulturedPhotic StimulationEmotionsAcoustic StimulationOrgasmElectromyographyRats, Sprague-DawleyTranscutaneous Electric Nerve StimulationCatsSignal TransductionPhotoplethysmographyHeart RateEvoked PotentialsCalciumAction PotentialsElectrodes, ImplantedDose-Response Relationship, DrugReaction TimeAnalysis of VarianceNorepinephrineNeuropeptidesMuscle ContractionBrainVagus NerveReflexSomnambulismCell LineCerebral CortexSciuridaeAutonomic Nervous SystemPhosphorylationSleep Apnea SyndromesEnzyme ActivationSleep Apnea, ObstructiveSexual Dysfunctions, PsychologicalAfferent PathwaysRespirationKineticsSynaptic TransmissionRats, WistarElectrophysiologyRespiratory RateNeural InhibitionNeural PathwaysMice, Inbred C57BLRNA, MessengerParasomniasElectrooculographyHypothalamic Area, LateralLymphocyte ActivationNeuronsEvoked Potentials, MotorAtropineAffectParasympathetic Nervous SystemSleep DeprivationThalamusEstivationIsoproterenolHabituation, PsychophysiologicPenile ErectionBrain MappingCyclic AMPLocus CoeruleusMasturbationBehavior, AnimalMotor CortexSubthalamic NucleusAcetylcholineReticular FormationSympathetic Nervous SystemDogsFunctional LateralityNeurons, AfferentMuscle, SkeletalGene Expression RegulationNocturnal Myoclonus SyndromeClitorisOrexin ReceptorsRabbitsRats, Inbred Strains