Wet cough over a period lasting longer than four weeks? We are supposed to believe that this is not unusual for children, nor ...

Bronchitis is a respiratory illness that occurs when the airways leading into your lungs get irritated, Nagata explains, which leads to the swelling and mucus buildup that causes difficulty breathing.

Allergic bronchitis represents a concerning progression where allergen exposure leads to inflammation of the bronchial tubes carrying air to the lungs. This condition affects millions of Americans ...