Efficacy of Axial Stability on Improving Gait and Balance Performance in Children With Dyskinetic Cerebral Palsy

Inclusion Criteria: * The levels of gross motor function will be selected between levels I and II according to Gross Motor Function Classification System (GMFCS); have the ability to walk 10 m independently without an orthosis; should be cognitively competent and able to understand and follow instructions; height will be more than 100 cm to fit with the Biodex balance equipment. Exclusion Criteria: * If participants use an assistive mobility device; GMFCS levels III, IV, and V; fixed contractures of lower limb musculature; hip dislocation; significant spinal deformities.