Asthma

Asthma is a chronic respiratory condition in which the airways narrow and swell and may produce extra mucus. This can make breathing difficult and trigger coughing, wheezing, and shortness of breath.

25 million Americans
Severity: Moderate
Chronic Condition
Not Contagious
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Table of Contents

At a Glance

What is it?
Asthma is a chronic respiratory condition in which the airways narrow and swell and may produce extra mucus. This can make breathing difficult and tri
Who it affects
All ages, often begins in childhood

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For informational purposes only. Always consult a healthcare professional.

Sources & References

  1. Mayo Clinic — mayoclinic.org
  2. National Institutes of Health (NIH) — nih.gov
  3. Centers for Disease Control and Prevention (CDC) — cdc.gov
  4. MedlinePlus — medlineplus.gov
  5. World Health Organization (WHO) — who.int
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