Lung cancer is a common malignant tumor that can affect people's quality of life and longevity. It can be caused by a variety of factors, including smoking, genetic factors, harmful substances, climate change, and other unknown causes.
First, smoking is one of the most common risk factors. According to the World Health Organization (WHO), smoking cigarettes or cigars is associated with a greatly increased risk of upper respiratory tract infections, airway dynamics, and a diagnosis of non-small cell pulmonary fractionation. In addition, excessive drinking will also adversely affect the human body, and reasonable moderate drinking is also very important to ensure the health of the blood tube system.
Secondly, genetic factors may also be an important cause. If someone in your family has had the disease, you should pay attention — but it doesn't mean you're going to get it, but you should take precautions, especially quitting smoking and reducing your alcohol intake.
In addition, harmful substances can also cause health hazards to the lungs. Some chemicals used in industry and agriculture can cause lung damage, which can lead to lung cancer. For example, some cement plants, mining sites, and chemical plants often contain harmful substances (such as nitrogen oxides, sulfur dioxide, and formaldehyde), which can cause lung problems.
In addition, climate change is also an unknown cause, it may cause some adverse effects, such as the increase in the concentration of harmful substances in the atmosphere, the resulting air pollution will aggravate people's respiratory infections, but also affect people's psychological conditions, making people feel anxious about the reduction of life time.
Finally, there are unknown causes that can also affect people getting the disease. It is unclear what the relationship between risk factors is; In addition, lifestyle can also affect people's disease, such as abnormal work and rest time, long-term low affective or anxious situations, etc., which need to be paid attention to.