GaitWalkingBiomechanical PhenomenaGait Disorders, NeurologicGait AtaxiaGait ApraxiaPostural BalanceLocomotionOrthotic DevicesChromosome WalkingAnkle JointFootWalkersAccelerationShoesCanesLegExercise TherapyExercise TestCrutchesArtificial LimbsEnvironment DesignElectromyographyMobility LimitationKnee JointWeight-BearingAmputeesAccidental FallsParesisRoboticsRange of Motion, ArticularRunningHemiplegiaIntermittent ClaudicationLower ExtremityHip JointMuscle, SkeletalAnkleCerebral PalsyMotor ActivityTransportationMonitoring, AmbulatoryRecovery of FunctionPostureKneeFoot OrthosesMuscle StrengthHipPhysical Therapy ModalitiesDisability EvaluationOrthopedic EquipmentEnergy MetabolismActivities of Daily LivingLameness, AnimalVideo RecordingStrokeParkinson DiseaseExerciseTime Factors