Supine PositionProne PositionPosturePatient PositioningBehavior, AnimalTilt-Table TestHead-Down TiltFeeding BehaviorHeart RateSupinationHypotension, OrthostaticGravitationNephrostomy, PercutaneousBlood PressureMolecular Sequence DataHealth BehaviorSocial BehaviorRespiratory MechanicsBehaviorMovementAutonomic Nervous SystemRespirationSexual BehaviorIndoraminTime FactorsValsalva ManeuverPressureAmino Acid SequenceSexual Behavior, AnimalSyncopeBase SequenceBaroreflexDizzinessHeadHemodynamicsChild BehaviorSyncope, VasovagalSudden Infant DeathTidal VolumeLegCardiac OutputExpiratory Reserve VolumeExploratory BehaviorPulmonary Gas ExchangeSleepOxygenAdolescent BehaviorReference ValuesFluid ShiftsLung Volume MeasurementsEsophagusPalate, SoftRestTechnetium Tc 99m Aggregated AlbuminPulmonary CirculationEsophageal pH MonitoringChild Behavior DisordersMaternal BehaviorThoracic WallFunctional Residual CapacitySleep ParalysisBlood Flow VelocityBehavior TherapyInhalationBedsLungAnalysis of VarianceReproducibility of ResultsRibsDiaphragmPharynxCarbon DioxideBiomechanical PhenomenaMutationProspective StudiesExerciseAutonomic Nervous System DiseasesStereotyped BehaviorModels, MolecularPlethysmographyAirway ResistanceTonguePneumoperitoneum, ArtificialVentilators, Negative-PressurePelvisCentral Venous PressureElectrocardiographyRegional Blood FlowVenous PressureAirway ObstructionPulmonary VentilationVeinsLymphatic IrradiationSpineBinding SitesEsophageal Motility DisordersRespiratory MusclesTotal Lung CapacitySleep Apnea, ObstructiveBlood Volume