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Asthma Words to Know

en español: Glosario sobre el asma

What's an asthma flare-up? Or a nebulizer? Find out in our asthma glossary.

Definition: Asthma
Definition: Asthma Flare-Up
Definition: Exercise-Induced Asthma
Definition: Histamine
Definition: Immunoglobulin (IgE)
Definition: Nebulizer
Definition: Pollen
Definition: Retractions

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Note: All information on Nemours KidsHealth® is for educational purposes only. For specific medical advice, diagnoses, and treatment, consult your doctor. © 1995-2025. The Nemours Foundation. Nemours Children's Health®, Nemours KidsHealth®, KidsHealth®, and Well Beyond Medicine® are registered trademarks of The Nemours Foundation. All rights reserved. Images sourced by The Nemours Foundation and Getty Images.