Responsible for 90% of lung cancers

Tobacco is responsible, directly or indirectly, 60 000 deaths per year (twenty-five thousand for cancer). On average, a smoker live, on average, eight years less than someone who does not smoke.

Tobacco, irritating the Mucosa (lining) of the bronchi, promotes the occurrence of chronic bronchitis. It is a progressive obstruction of the bronchial tubes with hypersecretion. If you cough and you spit three months per year and, for two years, you have chronic bronchitis. These symptoms sometimes cause a relative gene. However, they show a partial destruction of your bronchial tissues. You should know that chronic bronchitis can be complicated and lead to respiratory failure. 15 to 40 000 deaths per year in France are due to this disease and its complications.

lung cancers

If you are a smoker, you can estimate your risk by calculating the number of packages-year (PA). It is the number of cigarettes smoked each day, multiplied by the number of years during which you smoked, divided by 20. For example, smoking 20 cigarettes a day for five years represents a consumption of 5 PA. 10 cigarettes a day for 20 years are 10 PA. People who smoked more than 20 PA will present in 50% of cases chronic bronchitis. Continue reading “Responsible for 90% of lung cancers”