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What Is Asthma?
How Common Is Asthma?
How Normal Lungs Work
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AeroChamber aerosol air passages air sacs airway narrowing airways allergens allergic factors anti-inflammatory antibiotics anticholinergic aspirin asthma attack asthma symptoms asthma treatment asthma under control avoid baby become beta-agonists blood breathing breathlessness bronchodilator inhaler bronchodilator puffs cause asthma cells chemicals chest tightness cold condition control asthma cortisone cough cromolyn deterioration disease drugs epinephrine episodes exercise exposure hay fever histamine hospital house dust mites improve increased infection inflammation inflammatory inhaled steroids irritation lead lungs Medic Alert bracelet medicines metered dose inhaler middle ear mouth muscle nasal nasal polyps nebulizer needed night normal nose occur oxygen particularly patients peak flow percent phlegm polyps powder inhalers prednisone prednisone tablets pregnancy prevent problem reaction reduce relieve result rhinitis sensitizers severe asthma severe attack side effects sinuses skin tests spray substances swelling symptoms of asthma Tartrazine theophylline throat treating asthma trigger twitchiness usually weeks wheezing worse