Apr 29, 2024 · A peak flow meter measures how fast you can exhale. It helps manage asthma. Learn more about how to use it and what your results mean.

Jan 15, 2026 · A peak flow meter is a portable, inexpensive, hand-held device used to measure how air flows from your lungs in one fast blast. In other words, the meter measures your ability to push air …

Find out about peak flow tests, including what they are used for, what happens during the test and what your result might mean.

What is peak flow measurement? Peak flow measurement is a quick test to measure air flow out of the lungs. The measurement is also called the peak expiratory flow rate (PEFR) or the peak expiratory …

Mar 11, 2026 · Normal peak flow ranges for adults & kids, traffic light zones, personal best explained, and how to use your meter for better asthma control.

Jun 30, 2026 · Find out how to test your peak flow, what your scores mean and how you can make the most of using peak flow to help you manage your asthma.

Jun 17, 2026 · Peak flow is a simple pulmonary function measurement that reflects how fast a person can force air out of the lungs after taking a deep breath. It is most often discussed as peak expiratory …

Patients with much lower actual peak flow than estimated typically require further treatment of their asthma.

The peak expiratory flow (PEF), also called peak expiratory flow rate (PEFR) and peak flow measurement, [1] is a person's maximum speed of expiration, as measured with a peak flow meter, a …

5) What is a normal peak flow? A chart called a ‘nomogram’ can be used to estimate your predicted peak flow if you are male or female, your age and height. It is important to remember that everyone …