Bronchitis is an infection of the main airways of the lungs (bronchi), causing them to become irritated and inflamed Credit: XX9. The cough may last for several weeks after the other symptoms have ...

Bronchitis is an inflammation of the bronchi, which are the large airway passages that lead from the mouth to the lungs -- and pneumonia is an infection of the lung tissue itself. The vast ...

Over time, repeated cycles of bronchial inflammation can lead to permanent changes in airway structure – a process called “airway remodeling.” ...

Inflamed bronchial passages become more vulnerable to bacterial and viral infections, leading to frequent bouts of bronchitis or pneumonia.

Because bronchitis refers to a symptom of an infection (inflammation of your bronchial tubes), the condition itself is not contagious. But the infections that cause bronchitis can be very contagious.

Bronchial asthma causes symptoms such as wheezing and cough due to chronic airway inflammation, but there is no fundamental treatment for it, leaving a desire for new prevention and treatment methods.

It affects millions worldwide and can appear at any age. Asthma is a chronic condition that causes inflammation in the ...

In addition, they become overly inflamed creating a lot of mucus and swelling. Together the bronchi restrict airflow into the smaller areas of the lungs and a person with asthma starts to have a hard ...