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How often should I check my peak flow?

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Peak flow values are best if they are checked at the same time each day, preferably once in the morning and again at night. Ask your doctor how often you should check your peak flow.

From: Asthma and the Peak Flow Meter WebMD Medical Reference

SOURCES:

American Academy of Allergy, Asthma & Immunology: "Peak Flow Meter: Tips to Remember." 

American Lung Association: "Measuring Your Peak Flow Rate."

MedlinePlus: "How to use your peak flow meter."

Asthma and Allergy Foundation of America: "Peak Flow Meters."

Reviewed by Dan Brennan on August 18, 2019

SOURCES:

American Academy of Allergy, Asthma & Immunology: "Peak Flow Meter: Tips to Remember." 

American Lung Association: "Measuring Your Peak Flow Rate."

MedlinePlus: "How to use your peak flow meter."

Asthma and Allergy Foundation of America: "Peak Flow Meters."

Reviewed by Dan Brennan on August 18, 2019

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What is the personal best peak expiratory flow (PEF)?

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