Stress, PsychologicalRestraint, PhysicalStress, PhysiologicalCorticosteroneAllostasisPituitary-Adrenal SystemHypothalamo-Hypophyseal SystemChronic DiseaseCorticotropin-Releasing HormoneDominance-SubordinationAnhedoniaAdrenal GlandsRats, Sprague-DawleyIlexHippocampusHydrocortisoneBehavior, AnimalAmygdalaMaze LearningSeptal NucleiPrefrontal CortexGonadal DisordersFreezing Reaction, CatalepticAdrenocorticotropic HormoneImmobilizationStress Disorders, TraumaticReceptors, GlucocorticoidGlucocorticoidsReceptors, Corticotropin-Releasing HormoneRats, WistarSwimmingDisease Models, AnimalCardiovascular Physiological ProcessesExploratory BehaviorAnxietyDepressionParaventricular Hypothalamic NucleusDithioerythritolDendritic SpinesImmobility Response, TonicDendritesIbotenic AcidReceptors, Serotonin, 5-HT2Body WeightNeuroimmunomodulationBrain-Derived Neurotrophic FactorAnalysis of VarianceElectroshockNeuronal PlasticityLimbic SystemTime FactorsOrgan SizeSocial IsolationFluoxetineMemoryResilience, PsychologicalNeurosecretory SystemsNeuronsHousing, AnimalCA3 Region, HippocampalCA1 Region, HippocampalAdrenalectomyFood PreferencesAntidepressive Agents, TricyclicBrainDentate GyrusMifepristoneMemory DisordersReceptors, MineralocorticoidPyramidal CellsMice, Inbred C57BLRats, Long-EvansSalivaRadioimmunoassayHypothalamusSocial BehaviorNorepinephrineAntidepressive AgentsAtrophyLife Change EventsSex CharacteristicsSpatial BehaviorCaregiversSocial EnvironmentRNA, MessengerCold TemperatureArginine VasopressinAdaptation, PhysiologicalSerotoninRandom AllocationNeuropeptide YBurnout, ProfessionalAgingGene Expression RegulationTyrosine 3-MonooxygenaseAdaptation, PsychologicalHormone AntagonistsRewardDepressive DisorderSerotonin Plasma Membrane Transport Proteins