Exercise and Cognitive-psychosocial Functions in Men With Prostate Cancer Receiving Androgen Depletion Therapy

Inclusion Criteria: * men aged 50 or older * diagnosed with adenocarcinoma prostate cancer * will initiate and receive continuous ADT (LHRH or combination of LHRH and anti-androgen for at least 6 months Exclusion Criteria: * severe cardiac disease (New York Heart Association class III or greater) * angina * severe osteoporosis * uncontrolled hypertension * orthostastic blood pressure drop \> 20mm Hg * moderate to severe aortic stenosis * acute illness or fever * uncontrolled atrial or ventricular dysrhythmias * uncontrolled sinus tachycardia (\> 120 beats per minute) * uncontrolled congestive heart failure * third-degree atrio-ventricular heart block * active pericarditis or myocarditis * recent embolism, thrombophlebitis * deep vein thrombosis, resting ST displacement * uncontrolled diabetes * uncontrolled pain * cognitive impairment * history of falls due to balance impairment or lost of consciousness * severe neuromusculoskeletal conditions that limit their ability to perform walking exercise