Usability and User Experience of a Virtual Reality Rehabilitation Game Platform in Individuals With Duchenne Muscular Dystrophy

Inclusion Criteria: * Clinical diagnosis of Duchenne muscular dystrophy (DMD) * Aged 7 years and older * Brooke Upper Extremity Functional Classification level ≤ 4 * Ability to understand and follow simple instructions * Ability to interact with the virtual reality system using upper extremities * Willingness to participate and provide informed consent (parental/guardian consent where applicable) Exclusion Criteria: * Presence of neurological disorders other than DMD * Severe visual impairment that prevents interaction with the virtual reality system * Severe upper extremity contractures or deformities limiting participation * Cognitive, behavioral, or communication impairments interfering with study procedures * History of severe motion sickness or intolerance to virtual reality environments * Any medical condition that may pose a risk during participation, as determined by the investigator