To test the effectiveness of a respiratory physiotherapy treatment plan in patients who have been diagnosed with chronic obstructive pulmonary disease, comparing with two randomized groups, for the performance of different respiratory musculature training protocols. Objectify the data obtained through ultrasound and spirometry, observing the differences obtained at the beginning and end of the study, verifying the efficacy of the PowerBreathe® and Therosold PEP® tools and the effectiveness of diaphragmatic, abdominal and expiratory exercises.
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peak inspiratory pressure (PIM).
Timeframe: 1 month.
peak expiratory pressure.
Timeframe: 1 month.
forced vital capacity.
Timeframe: 1 month.