English Wizard

The Asthma Wizard
Chapter 9: What Are Peak Flow Zones? - Page 2

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Here is a peak flow meter divided into zones. Click the peak flow meter to see the colored zones.

When your number is in the green zone, it means go - you are breathing fine.

When your number is in the yellow zone, it means slow down - tell a grown-up, you may need to take medicine.

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