Non-invasive Brain Stimulation to Improve Unsteady Gait in Older Adults (StimGait)

Exclusion Criteria

• •More than mild cognitive impairment defined by a Montreal Cognitive Assessment (MoCA) score less than 18.
• •Parkinson's disease, multiple sclerosis, stroke, active brain tumor, or other neurological disorders.
• •Self-reported pain or lower extremity deformity that significantly disrupts walking.
• •Contraindications to MRI or tDCS.
• •An episode of acute illness or exacerbation of a diagnosis that requires hospitalization or active treatment within the past 3 months.
• •Current treatment for congestive heart failure, angina, uncontrolled arrythmia, deep vein thrombosis, or other uncontrolled cardiovascular events.
• •Myocardial infarction, coronary artery bypass grafting, angioplasty, or other cardiac conditions within the past 3 months,
• •Active cancer for which chemo/radiation therapy is being received.
• •Psychiatric co-morbidity including major depressive disorder, schizophrenia, psychosis, or other psychiatric illness.
• •Recent use of any sedating medications (sedatives, anti-psychotics, hypnotics, anti-depressants) or change in medication within the previous month.
• •Chronic vertigo or other diagnosed vestibular disorders.
• •Legal blindness, visual impairments that cannot be corrected with glasses, contact lenses, medicine, or surgery.
• •Those without WiFi access
• •Those who do not plan to live in their current homes for the duration of the study