URL of this page: //www.nlm.nih.gov/medlineplus/ency/presentations/100202.htm

Peak flow meter use - series

Peak flow meter use - part seven

Peak flow meter use - part seven

Overview

Check which zone corresponds with your highest score. Follow the plan developed by you and your doctor for the appropriate zone.

If your best effort is in the red zone, take your relief medication immediately and call your doctor or go to the emergency room.

Update Date 5/14/2014

Related MedlinePlus Health Topics