Inclusion Criteria1. Ischemic stroke greater than or equal to 6 months prior in men or women ages 40- or older. Hemorrhagic stroke greater than or equal to one year prior in men or women ages 40-or older.
2. Residual hemiparetic gait deficits.
3. Already completed all conventional inpatient and outpatient physical therapy.
4. Adequate language and neurocognitive function to participate in exercise testing and training (specific screening instruments used.)