By Anjali Srivastava A peak flow meter is a handy, portable device that measures how fast air leaves the lungs. It plays a ...
A peak expiratory flow rate (PEFR) measures how effectively you exhale. Also called a peak flow meter, this handheld device helps you document the amount of air and the speed at which you can ...
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Peak Flow Meters

Colin Holyk, BSc (Pharm) Pharmacist, discusses peak flow meters. Path of potential cyclone behind Hurricane Erin suddenly shifts Judge Orders Release of $95M in Blow to Trump The key to a long life is ...