The main cause of acute bronchitis is usually a virus, but it can also be caused by a bacterial infection or a lot of exposure to substances that irritate the lungs, such as smoke, dust, pollution, etc. air pollution.
Chronic bronchitis is often caused by repeated inflammation of the bronchial mucosa over a long period of time. Subjects at high risk of chronic bronchitis are those who are regularly exposed to occupational lung irritants (such as construction workers, coal miners, metal workers, ..) , and smokers. The level of air pollution is also one of the factors that contribute to the development of the disease.
3. Factors that increase the risk of bronchitis
Here are some of the main factors that increase the risk of bronchitis:
Tobacco smoke: this is considered a leading factor in the development of the disease. People who regularly smoke or live in smoke-free environments are also at increased risk of acute or chronic bronchitis. Poor resistance: when the body has another acute illness, such as a cold or a chronic condition that damages the immune system, it is also easy to get bronchitis. Those at high risk of infection are the elderly, infants and young children. Exposure to irritants at work: if you often work in an environment containing lung irritants, there is a high chance you will get bronchitis. Such as textile, mechanical or chemical or smoke exposure. Gastroesophageal reflux: Repeated episodes of heartburn can irritate the throat and increase the risk of bronchitis.
4.Common signs and symptoms in people with bronchitis include:
Coughing up phlegm, which can be white, yellow or green (rare), cough that may be accompanied by blood. Fatigue Fever, chills Shortness of breath or tightness in the chest If you have acute bronchitis, you will have cold symptoms such as a slight headache or body aches, in addition, the cough will persist. for several weeks after the inflammation is gone. For chronic bronchitis it will probably take longer before it gets worse. At this point, the cough and other symptoms may worsen, and there is a high risk that you will have an acute infection in the early stages of chronic bronchitis.
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