Innovations in Respiratory Muscles Training in Patients With Chronic Obstructive Pulmonary Disease. (INNOTORIO)

General high-intensity training consists in maximum effort intervals of 30 seconds duration against an equivalent resistance 0.075 kg / kg of body mass followed by a recovery period of 4 minutes cycle ergometer; the total duration was 3 weeks. They were made in this regard, five weekly sessions of 30 minutes per session, Additionally, randomly, the patients were divided into one of 3 possible groups of respiratory training, which consisted of 5 sets of 10 full breaths (inspiration and expiration) in the morning and afternoon during 3 weeks.