Joint InstabilityKnee JointAnterior Cruciate LigamentKnee InjuriesKneeArthrometry, ArticularOsteoarthritis, KneeMedial Collateral Ligament, KneeGenu VarumGenu ValgumAnterior Cruciate Ligament ReconstructionArthroplasty, Replacement, KneeRange of Motion, ArticularBiomechanical PhenomenaKnee ProsthesisArthroscopyMenstrual CycleTendonsHip Dysplasia, CaninePosterior Cruciate LigamentTibiaWeight-BearingPatellaReconstructive Surgical ProceduresMenisci, TibialQuadriceps MuscleKnee DislocationBone-Patellar Tendon-Bone GraftingPatellar LigamentAnkle JointJoint Deformities, AcquiredGaitOsteoarthritisMuscle StrengthLateral Ligament, AnkleArthrographyFoot InjuriesArthralgiaCartilage, ArticularRecovery of FunctionTreatment OutcomeOrthopedic ProceduresBone MalalignmentSoccerAthletic InjuriesHallux VarusSurgery, Computer-AssistedBasketballMovementProprioceptionLigaments, ArticularPain MeasurementCadaverPainTorqueStifleDislocationsFollow-Up StudiesRotationPatellofemoral Pain SyndromeWandering SpleenSkiingLigamentsWalkingPostoperative ComplicationsProspective StudiesJoint DiseasesSuture TechniquesFemurOsteotomyTendon TransferPhysical ExaminationAnkle InjuriesProsthesis DesignFinger JointReproducibility of ResultsCutis LaxaProsthesis FailureLower ExtremityBone TransplantationRetrospective StudiesAbsorbable ImplantsMuscle, SkeletalReoperationEntropionTime FactorsOsteophyteSynovitisMagnetic Resonance ImagingPostureAnalysis of VariancePatellofemoral JointStress, MechanicalContractureOsteochondrodysplasiasEhlers-Danlos SyndromeSeverity of Illness IndexSynovial FluidDisease ProgressionRunning