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 ...

Readings from a peak flow meter can help you or your child recognize early changes that may be signs of worsening asthma. During an asthma attack, the smooth muscles that surround the airways ...

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 ...

In this article, we take a closer look at the peak expiratory flow rate (PEFR) – the maximum flow rate generated during a forceful exhalation. What is a peak-flow meter? A peak-flow meter helps you to ...

Measure PEFs using a peak flow meter, and record the readings in your diary. Be sure to measure PEF before taking your daily asthma medications. Compare your PEF readings to your asthma zones.

ASTHMA sufferers could soon be sending vital lung function results to their GP from their mobile phones. Peak flow meters test an asthmatic's lung capacity and are the key to ensuring they stay well.

Asthma sufferers could soon be sending vital lung function results to their GP from their mobile phones. Peak flow meters test an asthmatic's lung capacity and are the key to ensuring they stay ...

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 ...