How to use the peak flow meter to monitor the condition of patients with asthma

Asthma patients need to monitor their condition at home, and the peak flow velocity (PEF) is monitored by using the peak flow meter.Peak flo

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Asthma patients need to monitor their condition at home, and the peak flow velocity (PEF) is monitored by using the peak flow meter.

Peak flow meter is a simple instrument to monitor the change of pulmonary function. The change of PEF can predict the change of asthma. Measurement of PEF required before the medication, when measuring the need to breath again, with the most rapid, the maximum strength of each blowing blowing; to maintain a posture (standing or sitting); can be measured 3 times, record the maximum value. Usually measured in the morning and at night.

 

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