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A peak flow meter is an inexpensive, pocket-size device that
measures peak expiratory flow (PEF), or how much air a person can breathe out. To
measure PEF, the person takes a deep breath and then blows into a tube on the
peak flow meter as hard and as fast as possible. This can be done at
Peak flow meters come in many shapes and sizes.
ByHealthwise StaffPrimary Medical ReviewerJohn Pope, MD - PediatricsSpecialist Medical ReviewerLora J. Stewart, MD - Allergy and Immunology
Current as ofMay 23, 2016
Current as of:
May 23, 2016
John Pope, MD - Pediatrics & Lora J. Stewart, MD - Allergy and Immunology
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