Medically 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 ...

A peak flow meter is a device that measures how well your lungs expel air. The device is a valuable tool for people with a respiratory condition like asthma or COPD, because it helps track the ...

The PF9940 PeakAir® Peak Flow Meter is an integral component of asthma management programs. It is suitable for patients of all ages, the PeakAir assists in monitoring the patient’s maximum ...

OMRON light Personal Peak Flow Meter is used for accurate monitoring ... PEF measurements are part of asthma-management programs.