Muscle Strength DynamometerMuscle StrengthTorqueIsometric ContractionKneeHand StrengthRange of Motion, ArticularMuscle, SkeletalMuscle WeaknessAnkle JointElbowGravitationMuscle ContractionBiomechanical PhenomenaPinch StrengthKnee JointMuscle HypertoniaMuscle Stretching ExercisesMuscle FatigueQuadriceps MuscleShoulderPhysical Therapy ModalitiesHipErgometryMovementHandReproducibility of ResultsRotationMuscle SpasticityElectromyographyEquipment DesignPhysical EnduranceGaitHemiplegiaTendonsSoccerLegResistance TrainingProprioceptionAnklePostureExercise TherapyCerebral PalsyKnee InjuriesExercise TestParesisPhysical FitnessMusclesExercisePhysical ExertionPostural BalanceHip JointReference ValuesWalkingElasticityPain MeasurementDisability EvaluationRecovery of FunctionAnalysis of VarianceAgingActivities of Daily LivingOsteoarthritis, KneeCross-Sectional Studies