Respiratory Health

Asthma

Medically reviewed by Sample Data Updated August 2026

Overview

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

Symptoms

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

Causes

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

Diagnosis

Diagnosed through lung function tests and a review of symptoms.

Treatment

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

Prevention

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