Inclusion Criteria:  Participating in the study on a voluntary basis The ages of 8 and 18 who have been diagnosed with Duchenne Muscular Dystrophy Being in the first four levels according to the Brooke Lower Extremity Functional -Classification (BAEFS) (ambulatory children) Not having difficulties in cooperation  Exclusion Criteria:  Have undergone any musculoskeletal surgery in the last 6 months that may affect gait Having compliance problems that cannot follow the physiotherapist's instructions