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 ...

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 ...

More than 235 million people worldwide are estimated to have asthma, whereas more than 200 million people are with COPD. (Ferkol and Schraufnagel, 2014). Peak flow meters are highly involved with ...

Patients with severe asthma may still have positive bronchodilator response tests. Peak expiratory flow is inexpensive and simple to measure. SAN FRANCISCO — Physicians can use peak expiratory ...