GaitGait Disorders, NeurologicGait AtaxiaGait ApraxiaWalkingBiomechanical PhenomenaPostural BalanceSleep DisordersOrthotic DevicesAnkle JointLocomotionFootWalkersAccidental FallsParesisHemiplegiaKnee JointAmputeesLameness, AnimalAccelerationParkinson DiseaseRange of Motion, ArticularCerebral PalsyCrutchesArtificial LimbsRoboticsHip JointSensation DisordersShoesLegElectromyographyMovement DisordersWeight-BearingMenstruation DisturbancesDyssomniasFoot OrthosesPhysical Therapy ModalitiesCanesMobility LimitationKneeExercise TherapyTime FactorsPostureNeurologic ExaminationVestibular DiseasesRecovery of FunctionPedunculopontine Tegmental NucleusLower Extremity