Verywell Health on MSN1y
Peak Flow Meter Use and How to Measure Your PEFRMedically reviewed by Daniel More, MD A peak flow meter is used to measure your peak expiratory flow rate (PEFR). PEFR describes how quickly your lungs expel air during a forceful exhalation after you ...
Many outpatients with moderate to severe COPD had suboptimal peak inspiratory flow and had inappropriate devices for measured PIF.
Results that may be inaccessible to you are currently showing.
Hide inaccessible results
Feedback