According to a study published in a British medical journal, asthma and chronic bronchitis caused the death of 4 million people worldwide in 2015. The development of these two respiratory diseases would be largely promoted by smoking and pollution. . Explanations.
While more and more people are suffering from respiratory diseases, 3.2 million people have succumbed to chronic bronchitis in 2015, 400,000 more than in 1990. A result unveiled in the journal The Lancet Respiratory Medicine, which Wednesday, August 16th. The study states that this is more accurately chronic obstructive pulmonary disease (COPD) which includes severe chronic bronchitis and emphysema.
The occasion for the World Health Organization to recall that this disease is even the fourth leading cause of death in the world, after heart disease and stroke and low respiratory infections. Moreover, the study reveals that that same year, 400,000 people died of asthma. While the incidence of this disease has increased by almost 13% over the past 15 years, reaching 358 million asthmatics worldwide, asthma-related deaths have fallen by more than a quarter during this period. . A report that, according to research teams, could be further reduced with greater prevention and better management of the disease.
The researchers, who analyzed data from 200 countries, estimated that in more than 90% of cases, acute chronic bronchitis is due to smoking. Other factors such as air pollution, cannabis use or wood-fueled heating may also be responsible for its development. Finally, the study indicates an increase in asthma and COPD in developing countries, due to population growth and increased life expectancy.
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