By Anjali Srivastava A peak flow meter is a handy, portable device that measures how fast air leaves the lungs. It plays a vital role in asthma management by helping users track their lung function ...

Dr. Cori Daines answers the question: 'Should My Child Have A Peak Flow Meter?' — -- Question: Should my child have a peak flow meter? Answer: Peak flow meters are generally not very useful in ...

A peak expiratory flow rate (PEFR) measures how effectively you exhale. Also called a peak flow meter, this handheld device helps you document the amount of air and the speed at which you can ...