+**Asthma** is a chronic [Lung Disease](/wiki/lung-disease) where the airways become inflamed and narrow, making each breath a challenge. Sufferers experience wheezing and [Breathing Difficulty](/wiki/breathing-difficulty), often triggered by allergens or physical activity.
+## See also
+- [Allergen](/wiki/allergen)
+- [Inflammation](/wiki/inflammation)
+- [Bronchitis](/wiki/bronchitis)
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