| http://www.w3.org/ns/prov#value | - Make sure you make a good seal over the mouthpiece with your lips.Breathe out (exhale) normally.Breathe in (inhale) SLOWLY. A piece in the incentive spirometer will rise as you breathe in.Try to get this piece to rise as high as you can.Usually, there is a marker placed by your doctor that tells you how big of a breath you should take.
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