Stress, PsychologicalCardiovascular SystemHeart RateCardiovascular Physiological PhenomenaBlood PressureRestraint, PhysicalPsychoneuroimmunologyStress, PhysiologicalHydrocortisonePhysiological ProcessesCorticosteroneHemodynamicsAnxietyPituitary-Adrenal SystemHypothalamo-Hypophyseal SystemNeuroimmunomodulationSalivaVirtual Reality Exposure TherapySympathetic Nervous SystemCardiac OutputBaroreflexAutonomic Nervous SystemManifest Anxiety ScaleTelomere HomeostasisInjections, IntraventricularNorepinephrineReflexEpinephrineMedulla OblongataCorticotropin-Releasing HormoneSolitary NucleusGastrointestinal MotilityRats, Sprague-DawleyVascular ResistanceMasticatory Musclesbeta-EndorphinRats, WistarCatecholaminesTime FactorsMicroinjectionsDecerebrate StateBereavementAdaptation, PsychologicalCardiovascular Physiological ProcessesCoronaviridae InfectionsAnalysis of VarianceQuestionnairesBradycardiaLife Change EventsChemoreceptor CellsPhysical ExertionArterial PressureAerophagyPressoreceptorsBacteria, AerobicVagotomyUrocortinsNeurosecretory SystemsFetal HypoxiaLower Body Negative PressurePersonnel ManagementAcute DiseaseDizzinessCardiovascular DeconditioningDepressionFourth VentricleHeart Rate, FetalReceptors, Corticotropin-Releasing HormoneDorsomedial Hypothalamic NucleusPersonalityBronchospirometryRespirationElectroshockDisease SusceptibilityDenervationConsciousnessSplanchnic NervesBehavior, AnimalTelemetryRegional Blood FlowHypertensionAdrenocorticotropic HormoneBlood CirculationAtropineDisease Models, AnimalPropranololCommon ColdPostureBethanidineKynurenic AcidFluid ShiftsAnoxiaExerciseBlood Gas AnalysisHormone AntagonistsApneaVasopressinsImmersionAgingLaryngoscopy