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Peak Flow Meter Use and How to Measure Your PEFR

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 fully inhale. Regularly conducting a ...

How to use a peak flow meter to monitor your asthma or COPD

A peak flow meter is a handheld device that measures airflow rate and can help those with respiratory conditions like asthma ...