Spatial-Motor Stroke-Rehab Study

Inclusion Criteria: Young Adults Able Bodied (YAB) Individuals * 18-30 years * Able-Bodied (healthy without any physical disability or neurological disorder) Older Adults Able-Bodied Individuals (OAB) * 45-90 years * Able-Bodied (healthy without any physical disability or neurological disorder) Individuals with right hemisphere stroke (40-90 years) * \>3 months following stroke. * Presence of Aiming SN * Ability to walk \>10m with or without assistive devices. * Unilateral left-sided hemiparesis with gross arm strength of ≤ grade 4/5 on the Medical Research Council Scale * Ability to follow 3-stage commands and provide informed consent. Exclusion Criteria: Young Adults Able Bodied (YAB) Individuals and Older Adults Able-Bodied Individuals (OAB) * History or evidence of orthopedic or physical disability * History or evidence of neurological pathology * Pregnancy (female) * Uncontrolled hypertension * Cardiac pacemaker or other implanted electronic system * Presence of skin conditions preventing electrical stimulation setup * Impaired sensation in the left upper limb. * Bruises or cuts at the stimulation electrode placement site * Concurrent enrollment in rehabilitation or another investigational study. * History or evidence of orthopedic or physical disability interfering with study procedures * History or evidence of neurological pathology or disorder * Severe uncontrolled medical problems (e.g., hypertension, cardiovascular disease, rheumatoid arthritis, active canc…