Bronchitis is an infection of the tubes that lead to the lungs. It can be acute or chronic. Symptoms include a cough and wheezing. Smoking is a major risk factor. Find out more.

In otherwise healthy people, a cough from acute bronchitis can last 3 weeks. Your mucus becomes darker, thicker, or increases in volume. Your cough has a barking sound and makes it hard to speak.

Coughing can occur for many reasons, but bronchitis, or airway infection, is one of the main causes. Bronchitis causes a persistent cough that starts dry but typically produces mucus later on ...

Bronchitis is when your bronchial tubes, which carry oxygen from your windpipe to your lungs, become inflamed. The lining of the tubes makes mucus, which makes your cough worse. The condition can ...

Bronchitis causes inflammation of the bronchial tubes, which are airways in the lungs. Symptoms, such as coughing and wheezing, can be acute or chronic.

A hacking cough is the primary symptom of bronchitis, according to the NHS. “A distinguishing feature of a bronchitis-related cough, as opposed to a typical cough, is the presence of mucus ...

The other main form of bronchitis is called chronic bronchitis. It's usually caused by long-term exposure to environmental irritants such as cigarette smoke, chemicals, allergens, air pollution ...

7 critical symptoms requiring medical attention. The first warning sign involves persistent wet coughing that produces mucus. Unlike dry coughs associated with common colds, allergic bronchitis ...