Innovative Approaches to Enhance Balance and Neuroplasticity in Multiple Sclerosis

Participants will be eligible if they meet the following conditions: * Confirmed diagnosis of Multiple Sclerosis (MS) according to the revised McDonald criteria * Age ≤ 65 years * Ability to walk at least 100 meters, with or without an assistive device, and without requiring rest * Self-reported perception of impaired balance during standing or walking in daily activities Exclusion Criteria: * Participants will be excluded if they present with any of the following: * Uncorrected visual problems * Cognitive impairment affecting comprehension of instructions or completion of self-administered outcome measures * Ongoing MS exacerbation or paroxysmal vertigo * Concurrent neurological or orthopedic conditions affecting balance * Recent participation in rehabilitation therapies (physical therapy, occupational therapy, or vestibular therapy) within one month prior to recruitment * Planned or recent injection of botulinum toxin to the legs during the intervention period * Peripheral nerve damage affecting the legs * Contraindications to electrical stimulation, including:implanted electronic device, active cancer or radiation treatment within the past 6 months, uncontrolled epilepsy, skin rash or open wound at electrode site, pregnancy, active deep vein thrombosis