1. A. Collins, M.D. A. Collins, M.D. United States says:

    Breathing "Cool Air" works for Croup. I have always had that used on me when I was a child and now my children use that method.

    Cool humidified air is recommended by the American Academy of Family Medicine and the American Academy of Pediatrics for upper airway symptoms.

    Cool Humidified Air works for this treatment and has been a proven science used for decades.

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