Inclusion Criteria:  Experienced an ischemic stroke for the first time; Middle-aged (44-59) and elderly (60-74) by WHO classification; Muscle strength of the lower extremities according to the Oxford scale is 3-5 points; Do not have any neglect; Mini Mental State Examination >12 points.  Exclusion Criteria:  Experienced an ischemic stroke not for the first time; Had hip or knee replacement surgery's, which may affect gait; Muscle strength of the lower extremities according to the Oxford scale is 0-2 points; Have neglect; Mini Mental State Examination <12 points.