Allergic Bronchitis is an inflammation of the lining of the bronchial tubes, which carry air to and from the lungs.

Causes :

Tobacco smoke

Pollution

Allergens such as pollen, mold, and dust

Chemicals

Certain medications (aspirin, beta-blockers)

Exercise

Weather changes (for example, cold weather)

Viral or bacterial infections

Strong emotions (such as laughing or crying)