Continue to hold the mask over your child's face for 3 to 5 seconds as he or she breathes in slowly and deeply.
From Kathleen MacNaughton, R.N., former About.com Guide
About.com Health's Disease and Condition content is reviewed by the Medical Review Board
Continue to hold the mask over your child's face for 3 to 5 seconds as he or she breathes in slowly and deeply.
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