PEP Buddy Impact on Breathing, Exercise, and Sleep Quality in COPD Patients

It is a hands-free, oral PEP device (PEP buddy) which held by the patient's lips like a whistle and is attached to a necklace/lanyard. Different grades of PEP-buddy generate expiratory pressures of 5-17cm H2O

Exercise training will start and finish with a 5-minute warm-up and cool-down on the cycle ergometers at (40% of PHR). The cycling active phase will last for 30 min. at 70% of HRmax (moderate-intensity continuous exercise).