What Causes Bronchitis

Acute Bronchitis

Acute bronchitis is caused by lung irritants and infection.The same viruses that causes the flu and cold are mostly the main cause of acute bronchitis. Occasionally, bacteria can also cause acute bronchitis.

There are Substances that can irritate your airways and lungs, thus raising the risk factor for acute bronchitis.

Some examples are; exposure to tobacco smoke, fumes, dust, vapors, or air pollution while inhaling, raises your risk for acute bronchitis. These lung and airway irritants usually make the symptoms worse.

Exposure to a high level of dust or fumes, such as explosion or a big fire, also may lead to acute bronchitis.

Chronic Bronchitis

Chronic bronchitis is caused by repeatedly breathing in fumes and other lung irritants that irritate and damage airway and lung tissue. Smoking is the number one cause of chronic bronchitis.

Intake of air pollution, fumes and dust from the work place or environment can also lead to chronic bronchitis.

People who have chronic bronchitis goes through periods when the signs and symptoms become much more severe. During this period, they may also obtain viral or bacterial bronchitis.



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