Bilateral Anodal Cerebellar tDCS for Multidomain Dysfunctions in Patients With Multiple Sclerosis

Inclusion Criteria: * Confirmed diagnosis of Multiple Sclerosis according to the revised McDonald criteria * Adult Age \> 18 years * Expanded Disability Status Scale (EDSS) score between 2.0 and 6.0 * Clinically stable disease status for at least 3 months prior to enrollment * On stable disease-modifying therapy (DMT) for at least 3 months * Ability to understand study procedures and provide informed consent * Ability to ambulate independently or with assistive devices sufficient to complete motor assessments Exclusion Criteria: * Multiple sclerosis relapse within the past 3 months * History of epilepsy or seizures * Presence of implanted electronic devices (e.g., pacemaker, neurostimulator) * Metallic implants in the head or skull incompatible with transcranial magnetic stimulation (TMS) * Severe cognitive impairment preventing participation in assessments * Pregnancy or planned pregnancy during the study period * Other neurological or psychiatric disorders that may confound study outcomes * Severe musculoskeletal or orthopedic conditions interfering with motor performance testing * Contraindications to non-invasive brain stimulation or TMS