Asthma: The Peak Flow Meter - Part 5 of 6
Channel: Alabama Extension
Date: 2012-01-09

A peak flow meter is a small device that can measure a person's ability to breathe out air. It can be used to help decide if a person has good air flow or if it is less than peak because of asthma symptoms. The pharmacist describes the proper technique to use when blowing into a peak flow meter.