Social IsolationSocial BehaviorLonelinessSocial SupportArvicolinaeInclusion BodiesSocial EnvironmentStress, PsychologicalBehavior, AnimalPolydipsiaHousing, AnimalSocial PerceptionSocial ClassAnxietyHandling (Psychology)Social AdjustmentInterpersonal RelationsSocial DominanceSensory GatingSocial MediaStartle ReactionSocial WorkCorticosteroneHierarchy, SocialInclusion Bodies, ViralPregnanoloneSocial SciencesQuestionnairesReceptors, Corticotropin-Releasing HormoneAnalysis of VarianceDepressionAdaptation, PsychologicalPituitary-Adrenal SystemAggressionSocioeconomic FactorsArrhythmia, SinusHealth StatusDepressive DisorderRestraint, PhysicalMotor ActivityQuality of LifeSocial DistanceSocial ChangeEmotionsHypothalamo-Hypophyseal SystemSex FactorsResidence CharacteristicsHealth Status IndicatorsRisk FactorsOxytocinUnemploymentAge FactorsSocial ConditionsSocial Values