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How to Use a Peak Flow Meter

By Kathleen MacNaughton, R.N., About.com

Updated: July 31, 2008

About.com Health's Disease and Condition content is reviewed by Sanja Jelic, MD

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Getting Started with Your Peak Flow Meter

Peak Flow Meter, courtesy of A.D.A.M.

Peak Flow Meter Supplies

A.D.A.M.
A peak flow meter is a small, hand-held device that helps you check how effectively your asthma is controlled by measuring how well you can push air out of your lungs.

To get the most out of your peak flow meter efforts, it is important to know the right way to use the device. So, the first step is to gather your equipment:

  1. the peak flow meter
  2. a pencil
  3. your peak flow diary - any small notebook will do

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