A peak flow meter is an inexpensive, portable, handheld device for those with asthma that is used to measure how well air moves out of your lungs. Measuring your peak flow using this meter is an ...

An icon in the shape of a lightning bolt. Impact Link A peak flow meter is a device that measures how well your lungs expel air. The device is a valuable tool for people with a respiratory condition ...

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 ...

What is a peak expiratory flow rate test? The peak expiratory flow rate (PEFR) test measures how fast a person can exhale. The PEFR test is also called peak flow. This test is commonly performed at ...