Peak flow meters are inexpensive (the average price is around $15 to $20), handheld, and easy to use. You simply blow as hard as you can into the device and it will measure your air flow rate in ...

Medically reviewed by Daniel More, MD A peak flow meter is used to measure your peak expiratory flow rate (PEFR). PEFR describes how quickly your lungs expel air during a forceful exhalation after ...

The flow meter DATOSPIR PEAK-10 measures the intensity of flow of air passing through the airways when exhalation is performed as rapidly and intensively as possible. The level of the figure ...

A peak flow meter is especially useful for people with moderate to severe asthma who require daily medication. It supports effective asthma symptoms tracking by measuring airflow and detecting ...

Green (80-100% of your usual peak flow rate): Asthma is currently controlled Yellow (50-80% of your usual peak flow rate): In the cautionary range, which requires appropriate treatment Red (50% or ...

Peak flow meters are generally not very useful in controlling asthma. Most children can be controlled with symptoms alone. Children who are able to understand when they're having trouble breathing ...

Asthma and Peak Flow Meters Learning how to monitor your asthma will help you know when to seek asthma emergency treatment. Taking regular peak flow meter readings is often the foundation of good ...