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.

PEFR stands for peak expiratory flow rate. It's a test that measures how fast you can exhale. Learn more about PEFR, why your doctor may suggest this test, how to prepare, what to expect, and ...

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

A peak flow meter plays a vital role in effective asthma management by measuring peak expiratory flow, the speed at which air leaves the lungs. Its benefits include:- Early detection of airway ...

SAN FRANCISCO — Physicians can use peak expiratory flow as a first-line tool for assessing variable airflow limitations among patients with asthma, according to a poster presented at the ...

If you have asthma or some other lung disease, testing your lungs at home can help you track your health and head off trouble before it happens.

When spirometry is unavailable, physicians can use the St. George’s Respiratory Questionnaire score plus peak expiratory flow to screen for COPD, according to data published in American Journal ...

The peak flow meter is a simple device for measuring how quickly you can blow air out of your lungs. It's a rough measure of the amount of narrowing of your airway and hence it can be used to ...