: Twenty-nine subjects with COPD (FEV1 62.4 10.7% of predicted, 62.4 10.7 y old) were included in a randomized and prospective pulmonary rehabilitation program, and they performed 24 sessions, 5 d/week. The control group included 15 subjects (FEV1 54 26.2% of predicted, 65.3 8 y old). They were evaluated pre-intervention and post-intervention by the 6MWT, St George Respiratory Question-naire (SGRQ), treadmill endurance test, and spirometry. The home-based pulmonary rehabilitation program consisted of walking for 40 min along a corridor or a street, climbing stairs for 15 min, and exercising the arms with an oil can (1 kg) using diagonal movements for 15 min. Subjects were called once each week for encouragement and verification of adherence. Both groups received the usual pharmacologic treatment; in addition, the control group received a telephone call without guidance on exercise.