Inspiratory Muscle Training and Respiratory Electromyographic Activity in COPD

Will be held inspiratory muscle training associated with a pulmonary rehabilitation program. The inspiratory muscle training is performed with a load of 40 to 50% of the muscle strength of the subjects.

Pulmonary Rehabilitation consists of isotonic exercises of upper and lower limbs, 20-minute workout on cycle ergometer in standard deflation (expiration at the time of muscle contraction), is performed three times a week for eight weeks.