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Peak Flow Meter for Asthma: Everything You Need to Know: By Anjali Srivastava A peak flow meter is a handy, portable device that measures how fast air leaves the lungs. It plays a vital role in asthma ...

Smart Peak Flow (Smart Respiratory Products) is a digital peak flow meter and asthma tracking tool. It is designed for monitoring asthma. Smart Peak Flow measures peak expiratory flow (PEF). This is ...