Effect of Nordic Walking on Gait-asymmetry Patterns in Children With Hemiparesis

Inclusion Criteria: * Their age will range from 6-10 years, from both sexes. * Level I, II and III of gross motor functional classification system (GMFCS) (Jooyeon et al., 2011) * Grade 1 and 1+ spasticity according to the Modified Ashworth Scale (MAS). (Cloptonetal et al., 2005). Exclusion Criteria: * Uncontrolled epilepsy. * Mental retardation or autistic features. * Significant visual or auditory problems according to medical reports (audio-vestibular and ophthalmic examination), * Structural or fixed soft tissue deformities of the lower and/or upper extremities. * Neurological or orthopedic surgery in the past 12 months in the lower and/or upper extremities. * Botox injection in the lower and/or upper extremities in the past 6 months.