Peak flow meters are inexpensive (the average price is around $15 to $20), handheld, and easy to use. You simply blow as hard as you can into the device and it will measure your air flow rate in ...

The peak expiratory flow rate test measures how fast a person can exhale. It is commonly performed at home with a device called a peak flow monitor.

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 ...

Peak flow measurement. This uses a small plastic device to see how much air you can blow out of your lungs. You take a deep breath and then breathe out as fast and hard as you can.

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 ...

When it comes to asthma monitoring, the eye is the key; according to Associate Professor Helen Reddel, who has spent years researching and refining a new peak expiratory flow chart.