WalkingChromosome WalkingBiomechanical PhenomenaGait Disorders, NeurologicLocomotionEnvironment DesignOrthotic DevicesFootAnkle JointExercise TestPostural BalanceWalkersIntermittent ClaudicationAnkleTransportationCanesExercise TherapyLegShoesElectromyographyAccelerationMobility LimitationRunningWeight-BearingCrutchesMotor ActivityArtificial LimbsMuscle, SkeletalBicyclingLower ExtremityMonitoring, AmbulatoryEnergy MetabolismExerciseKnee JointExercise ToleranceResidence CharacteristicsRoboticsPostureRecovery of FunctionActivities of Daily LivingDisability EvaluationHip JointRange of Motion, ArticularParesisAmputeesPeripheral Arterial DiseaseAccidental FallsHipSelf-Help DevicesMuscle StrengthTime FactorsExtremitiesPhysical ExertionOxygen ConsumptionRecreationKneeHemiplegiaPhysical FitnessVideo RecordingAdaptation, PhysiologicalGravitationQuestionnairesCerebral PalsyAnalysis of VarianceSpinal Cord InjuriesPhysical Therapy ModalitiesProprioceptionOrthopedic EquipmentSafetyFoot OrthosesPeripheral Vascular DiseasesTreatment OutcomePsychomotor PerformanceMovementCity PlanningMusculoskeletal Physiological PhenomenaCross-Sectional StudiesStroke