Lung cancer is one of the most frequent malignant tumors in China. When it comes to its inducement, many people will think of smoking in the first place. However, some people say that they also suffer from lung cancer without smoking. What is the reason?< /p>

In fact, smoking is the main cause of lung cancer, but it is not the only cause, that is to say, in addition to smoking, other factors can also induce lung cancer.

　　Relationship of original age

　　Lung cancer is not only caused by smoking, but many causes may lead to lung cancer. For example, age is a very important reason.

　　From various data we can see that most of the lung cancer patients are concentrated in the age of 45~50 years old, so if your age is 40 years old, even if you don’t smoke normally To prevent the occurrence of lung cancer, go to the hospital regularly for medical examination.

　　Second-hand smoke

　　 There are many people who smoke now. Even if you do not smoke, there is no guarantee that people around you will not smoke.

　　We all know that second-hand smoke is very harmful to non-smokers, which is more terrifying than direct smoking. Therefore, if you have relatives and friends who smoke, it is best to advise them not to smoke. If they cannot be stopped, stay away from secondhand smoke.

　　Smoke and air pollution

　　Many non-smoking housewives find that they have lung cancer, so it is likely that they have inhaled too much kitchen smoke at home.

　　Because there is a chemical in the fume that is harmful to the human body, it is likely to cause cancer if inhaled for a long time, so housewives should pay attention to it, do not think that there will be no lung cancer without smoking. .

　　Similarly, because the air quality is getting worse now, you must wear a mask when you go out to prevent yourself from inhaling too much toxic gas.

　　To stay away from lung cancer, you need to do these two things

　　Avoid second-hand smoke inhalation: Since second-hand smoke is more harmful to the body than direct smoking, then we should be firm Advise others not to smoke or even stop smoking in front of others. This will not only benefit the smoker himself, but will also give him a better breathing environment.

　　Avoid contact with chemicals and toxic gases: Many women like to use a variety of cosmetics or nail polish and hair dye, but such irritating substances will cause harm to the body, because It may contain toxic substances such as formaldehyde, which is more harmful than smoking.

　　At the same time, if you must go out in fog and haze, you must wear a smog-proof mask to protect yourself.