Effects of Regular Brisk Walking in Chronic Stroke Patients

Inclusion Criteria: * Stroke onset \> or = 6 months * Able to walk without human assistance (may use walking aid) * Sign informed consent form * Approval from physician for participation in study * Live in Belgium or in Benin Exclusion Criteria: * cardiac history of active unstable angina, recent (less than 3 months) myocardial infarction, or congestive heart failure * orthopedic, circulatory, or chronic pain conditions restricting exercise; * dementia; * severe receptive or global aphasia with inability to follow 2-step commands; * co-morbid non-stroke neurological disorder that impairs mobility (e.g. MS or Parkinson's);