Asthma

Medically reviewed by mhariri Updated August 2026

Overview


Asthma is a condition in which the airways narrow, swell, and produce extra mucus, making breathing difficult.

Symptoms of Asthma


Wheezing, shortness of breath, chest tightness, and coughing.

What Causes Asthma?


A mix of genetic and environmental factors, including allergens and irritants.

How is Asthma Diagnosed?


Diagnosed through lung function tests and a review of symptoms.

Treatment for Asthma


Inhaled medications, both quick-relief and long-term control types, are the mainstay of treatment.

How to Prevent Asthma


Avoiding known triggers and following an asthma action plan can reduce flare-ups.
1 Source

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  1. American Lung Association