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Peak flow meter: how to monitor asthma: for teenagers.
- Article from:
- Clinical Reference Systems
- Article date:
- May 24, 2006
CopyrightCOPYRIGHT 2006 McKesson Health Solutions LLC. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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Peak flow record chart
What is a peak flow meter?
A peak flow meter is a small hand-held device that measures how well air moves out of your lungs. Peak flow readings will tell you if your asthma is in good control, if you need to take medicine, or if you need to get help right away.
The peak flow meter has a sliding marker that moves as air is quickly blown into the device. The marker stops at a place on a numbered scale that measures the fastest speed air was breathed out. The numbered scale usually ranges from 0 to 750. There are several different types of peak flow meters, so for accurate readings, it is very important to follow the ...