Bronchitis happens when the linings of bronchial tubes, which carry air to the lungs from mouth and nose, are swollen and get inflamed. People with Bronchitis are unable to clear the heavy phlegm from there bronchial tubes, which leads to wheezing.
It can be caused by microorganisms and foreign particles that might irritate the bronchial tubes. There are two types of bronchitis: acute and chronic.
Acute bronchitis is short-term, and its symptoms usually disappear after a few weeks while the latter refers to a long-lasting illness as a result of environmental factors. While acute bronchitis is followed by a viral infection or cold, chronic bronchitis keeps coming back or never really goes away. This is the reason why it is called Chronic Obstructive Pulmonary Disease.
To understand it better both types of bronchitis have been described in detail below:Read more