Hip JointHipDisarticulationLegArthroplasty, Replacement, HipOsteoarthritis, HipHip FracturesHip ProsthesisHip Dislocation, CongenitalHip DislocationLeg UlcerHip InjuriesVentricular Function, LeftVentricular Dysfunction, LeftRestless Legs SyndromeHypertrophy, Left VentricularAcetabulumHip Dysplasia, CanineLeg Length InequalityProsthesis FailureFemur HeadAtrial Function, LeftTreatment OutcomeReoperationLeg InjuriesProsthesis DesignFemur Head NecrosisHeart VentriclesFemurFollow-Up StudiesRange of Motion, ArticularBiomechanical PhenomenaEchocardiographyExtremitiesProspective StudiesJoint DiseasesFemoral Neck FracturesGaitTime FactorsStroke VolumeRetrospective StudiesMuscle, SkeletalPostoperative ComplicationsBone CementsVaricose UlcerHip ContractureCementationFemoracetabular ImpingementHeart AtriaWalkingFemur NeckPelvic BonesHemodynamicsPostureRisk FactorsLower ExtremityRecovery of FunctionMyocardial ContractionBone DensityFunctional LateralityMovementDiastoleElectromyographyHeartLeg DermatosesBone Diseases, DevelopmentalDogsElectrocardiographyWeight-BearingSeverity of Illness IndexTomography, X-Ray ComputedArthroplasty, Replacement, KneeBlood PressureHeart FailureKnee JointVentricular RemodelingProsthesis-Related InfectionsSystoleMyocardiumPain MeasurementKneePolyethyleneReproducibility of ResultsLocomotionLegg-Calve-Perthes DiseaseAnalysis of VarianceAnkle JointHypoplastic Left Heart SyndromeMyocardial InfarctionPainMuscle StrengthOsteoporosisRegional Blood FlowAbsorptiometry, PhotonPredictive Value of TestsBone LengtheningArthralgiaAge FactorsHeart RateOsteoarthritis, Knee