Blood PressureHeartPressureHeart RateBlood Pressure DeterminationHypertensionBlood Pressure Monitoring, AmbulatoryAntihypertensive AgentsHydrostatic PressureHeart FailureSystoleHemodynamicsBlood Pressure MonitorsTime FactorsDiastoleHeart DiseasesProspective StudiesVascular ResistanceHypotensionTransducers, PressureReproducibility of ResultsRisk FactorsIntraocular PressureReninPulseIntracranial PressureRats, Inbred SHRArterial PressureHeart Defects, CongenitalHeart TransplantationSympathetic Nervous SystemReference ValuesKidneyFollow-Up StudiesCardiovascular DiseasesCircadian RhythmVentricular PressureRegional Blood FlowDogsBody WeightBaroreflexVenous PressureSphygmomanometersFetal HeartMyocardiumRats, Sprague-DawleyBlood Flow VelocityAir PressureAtmospheric PressureRegression AnalysisCross-Sectional StudiesTreatment OutcomeCohort StudiesRats, Inbred WKYNorepinephrineDouble-Blind MethodAnalysis of VarianceHypertension, RenalAngiotensin IIAge FactorsSodium Chloride, DietaryCardiovascular SystemBody Mass IndexCardiac OutputHeart AtriaDose-Response Relationship, DrugPressoreceptorsAutonomic Nervous SystemTelemetrySodium, DietaryEchocardiographyLinear ModelsMyocardial ContractionPostureRenin-Angiotensin SystemPredictive Value of TestsDiet, Sodium-RestrictedCoronary DiseaseCentral Venous PressureMonitoring, PhysiologicHypertrophy, Left VentricularArteriesHeart ValvesAngiotensin-Converting Enzyme InhibitorsDisease Models, AnimalVentricular Function, LeftAdrenergic beta-AntagonistsRats, WistarSex FactorsCardiovascular Physiological PhenomenaPulmonary Wedge PressureAgingSodiumCardiomegalyAortaObesityRespirationAldosteroneBiological MarkersHeart Function Tests