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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LONDON--(BUSINESS WIRE)--According to the latest research study released by Technavio, the global respiratory disease testing market is expected to grow at a CAGR of over close to 8.33% until 2019.

I have contemplated this issue on a personal level this year. My son recently completed his first T-ball season which began in a cooler-than-usual spring. He is an athletic 6-year-old with seasonal ...