Weight-BearingBone and BonesExercise TestExercise TherapyExerciseBone RemodelingBody WeightBone DensityExercise ToleranceWeight LossFoot InjuriesTibiaPhysical ExertionWeight GainBone ResorptionCrutchesMetatarsal BonesWalkersBone MarrowMuscle, SkeletalDancingFootHindlimb SuspensionBone PlatesBone DevelopmentKnee JointBone NeoplasmsBone Marrow CellsFemoral FracturesBone NailsFemurBone TransplantationGaitBone DiseasesPhotogrammetryRange of Motion, ArticularTime FactorsTarsal BonesOxygen ConsumptionMolecular WeightBirth WeightBiomechanical PhenomenaFracture HealingPhysical EnduranceCalcaneusEarly AmbulationTibial FracturesRecovery of FunctionOsteotomyHip JointFracture Fixation, IntramedullaryBone RegenerationTreatment OutcomePhysical Therapy ModalitiesIlizarov TechniqueAnkle InjuriesShoesHallux ValgusMetatarsophalangeal JointBone MatrixBone Marrow TransplantationHindlimbPostureCementationFracture Fixation, InternalLocomotionOsteoarthritisImmobilizationBracesCartilage, ArticularHeart RateAnalysis of VarianceIodoacetatesBicyclingOsteoarthritis, KneeAnkle JointFibulaBone Diseases, MetabolicPhysical FitnessFractures, BoneStress, MechanicalRestOrthopedic ProceduresBone SubstitutesFollow-Up StudiesSurgical Procedures, Minimally InvasiveArthroplasty, Replacement, HipDisease Models, AnimalResistance TrainingRunningRats, Sprague-DawleyHip ProsthesisOsteoarthritis, HipObesityPainPain MeasurementBone ScrewsLactic AcidBone Morphogenetic ProteinsAnaerobic Threshold