What Is That Hand Held Thing You Blow Into To Measure The Strength Of Your Breath Called
The spirometer is the gizmo that is usually attached to a computer and with which you give a spirometry test. The hand-held device you're thinking about is a peak flow meter.
Spirometer
I think you may be talking about a peak flow meter
I’ve Had COPD For A Number Of Years...have Done PRcourse. Can Exercise Improve Lung Function,or Simply Prevent Deterioration?
Does Any One Have A POD Machine At Home I Live In Scotland
Panic Breathing