Home Based Exercise for Patients With Breast or Prostate Cancer (The BENEFIT-CA Study)

Inclusion Criteria: * eighteen years old minimum; * be living in Porto Alegre or metropolitan region; * breast cancer stage 0 - III OR * localized prostate cancer; * undergoing hormonal treatment / manipulation in isolation or combined with other therapies three months prior to the entrance in the study; * hormonal therapy / manipulation planned to be active throughout the study duration; * not engaged in any exercise training for more than once a week for the past 6 months; * in case of previous surgical procedure, the patient must have medical clearance at the moment of the contact to begin the study or be cleared to do so in the near future (up to two weeks). Exclusion Criteria: * metastatic phase / progression of the disease or active regional location prior to beginning of the study; * inability to understand the terms and conditions of study due to language, hearing, cognitive or severe psychiatric issues; * another family member, who lives at the same residence, participating in the study; * planning to move or major absence (more than two weeks) during the study; * history of cardiovascular disease (except controlled hypertension) or severe cardiopulmonary disease, as well as history of heart attack, revascularization procedures, profound venous thrombosis, encephalic vascular accident (brain stroke) or pulmonary embolism in the past twelve months; * chronic pulmonary disease that requires oxygen or corticosteroid therapy; * kidney disease with or that is going to begin the use of dialysis or waiting for a kidney transplant; * severe nausea, anorexia or any other condition which does not allow to perform physical exercise; * medical contraindication to exercise training.