Bronchitis (bron-KI-tis) is a condition in which the bronchial tubes become inflamed. These tubes carry air to your lungs. (For more information about the bronchial tubes and airways, go to the How ...

Chronic obstructive pulmonary disease (COPD) and acute bronchitis both cause lung irritation and inflammation. They can trigger similar symptoms, including coughing, chest pain, and fatigue. Acute ...

Coughing, sore throat, fatigue, fever, and a stuffy or runny nose are all hallmark signs of a cold or other respiratory virus. But sometimes that cough persists for days (or even weeks) after the ...

Please provide your email address to receive an email when new articles are posted on . Nonobstructive chronic bronchitis was associated with increased mortality in current and former smokers, ...