What are the main causes of lung cancer? The onset of lung cancer is directly related to three factors

Many people should be familiar with lung cancer. After all, lung cancer is a disease that is closely related to people's daily lives, and most of the causes of lung cancer are related to people's lives. Therefore, everyone should take measures to deal with lung cancer. So what are the main causes of lung cancer?

1. Smoking:

First of all, one of the important factors that induce lung cancer is smoking. According to the results of many domestic and foreign surveys, studies have found that smoking is closely related to squamous cell carcinoma. At present, it has been recognized that smoking is an important factor in causing lung cancer. Cigarettes contain a variety of carcinogens such as benzophenone, nitrosamines, etc.

2. Occupational factors:

Secondly, the major cause of lung cancer is also due to occupational factors. Among various occupations, the occupational factors that have been confirmed to cause lung cancer include asbestos, radon and radon progeny, dichloromethyl ether, chromium and certain compounds, nickel smelting, inorganic arsenic compounds, mustard, soot, tar and polycyclic aromatic hydrocarbons in petroleum, vinyl chloride, and heating products of tobacco.

3. Air pollution:

Finally, the most widespread factor is also lung cancer caused by air pollution. Air pollution is a very important factor causing lung cancer. Exposure to coal smoke or its incomplete combustion products is a risk factor for lung cancer. The main ones are 3,4-benzopyrene, sulfur dioxide, nitrogen oxides and carbon monoxide. Data show that indoor coal use, air pollution includes indoor micro-environment and outdoor macro-environment pollution, indoor passive smoking, fuel combustion and possible carcinogens produced during cooking.

Many people get lung cancer because of smoking. So if a person does not want to be troubled by lung cancer, he should first quit smoking, secondly, breathe fresh air, and thirdly, develop good living habits, so that he will not be easily susceptible to lung cancer.