Inspiratory Muscle Training With Powerbreath Device in Patients With ALS

"Inspiratory muscle training with Powerbreath IMT device, for a duration of 8 weeks.~Each day, each subject perform 15 repetitions in the morning and evening, from Monday to Friday, resting on weekends.~The endurance of the device increases along the study, initiating with the 30% of their own maximum inspiratory pressure (PImax) during the first week and increasing a 10% every other week, till reach the goal of 60% PImax."