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Asthma

A usually chronic inflammatory disorder of the airways characterized by intermittent episodes of wheezing, coughing, and difficulty in breathing, sometimes caused by an allergy to inhaled substances.

Source & ©: American Lung Association Appendix 4: Glossary 

Allergy - Lower respiratory symptoms

GreenFacts Digest on Respiratory Diseases in Children:

• 3. Which circumstances can affect children’s sensitivity to respiratory diseases?
• 1. To what extent do respiratory diseases affect children?

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