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 ...

Some people use a portable hand-held device called a peak flow meter to measure their lung function. This device measures how much air you can push out of your lungs in one swift exhale. If you use ...

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

Discover essential tips for managing asthma in children and effectively handling emergencies to keep them safe and healthy.