When it comes to Teacher Zhao Lirong, maybe everyone only sees her bringing joy to everyone on stage and being very independent in life, but we don't know that Teacher Zhao Lirong actually lived a very hard and painful life.

When it comes to Teacher Zhao Lirong, everyone may have only seen her bringing joy to everyone on stage and being very independent in life, but we don’t know that Teacher Zhao Lirong actually lived a very hard and painful life.

Many people know Zhao Lirong’s classic lines. She hid her sufferings and made the world laugh. She was widowed twice in her life and lost her daughter once. In 1999, she appeared on stage for the last time in the sketch " veteran comes out ". She died of lung cancer in July 2000. , she has been away for more than 20 years at the age of 72, but the joy she left behind for everyone is everlasting.

When the news was published in newspapers and on TV, everyone was very sad. However, after the grief, everyone wanted to know why Ms. Zhao Lirong got lung cancer if she didn't smoke.

Zhao Lirong died of lung cancer at the age of 72. Why can I get lung cancer even if I don’t smoke?

Lung cancer has the highest incidence rate and death rate among cancers in my country. 90% of lung cancers are related to smoking. However, many non-smokers will still get lung cancer. Why? In addition to smoking, there are 4 risk factors for lung cancer.

1. Psychological factors

Psychological factors are also one of the common risk factors for lung cancer. Long-term mental depression, impatience, and poor psychological adaptability will often increase the risk of lung cancer.

2. Kitchen oil fume

The relationship between kitchen oil fume and the occurrence of lung cancer in non-smoking women has received more and more attention. If you do not pay attention to kitchen oil fume pollution, do not adopt healthy cooking methods, and use smokers unscientifically, kitchen oil fume pollution will also have harmful effects. harm to residents' health.

Kitchen oil fume contains benzopyrene, volatile nitrous acid, and heterocyclic substances that are known carcinogens. A paired study on the causes of lung cancer among non-smoking women in Shanghai found that the greater the oil fumes during cooking and the longer the exposure time, the greater the risk of lung cancer.

3. Genetic factors

Reduced immune function, endocrine dysfunction, genetic susceptibility, etc. These factors may cause the occurrence of lung cancer. Therefore, if there is a history of lung cancer in the family, it is best for the offspring to go to the hospital regularly every year for lung cancer. examine.

4. Ionizing radiation

Long-term exposure to large doses of ionizing radiation will cause lung cancer. Different rays of radiation have different effects, which will affect the patient's condition. The greater the radiation, the more serious the condition will be.

Beware of these 3 signs

1. Chest pain

Symptoms of chest pain will appear in the early stages of lung cancer, and the patient will experience a throbbing pain or dull pain in the chest area. Chest pain can sometimes cause breathing difficulties. For example, when coughing, the pain will turn into a tingling sensation. Because the pain area is close to the back, some patients may mistakenly think it is caused by frozen shoulder.

2. Hoarseness

According to statistics, about 20% to 30% of lung cancer patients may develop hoarseness at different stages of the disease, including the early stage. This is mainly because the cancer tissue invades and compresses the nerves that control the vocal cords. This kind of hoarseness It often occurs suddenly, progresses rapidly, and even completely loses the voice. After rest and anti-inflammatory symptomatic treatment for more than two weeks, there is still no effect.

3. Cough

Not all coughs have problems. There is a special kind of cough called irritating dry cough. The patient always feels that something is irritating the throat and feels itchy when coughing, but actually nothing can be coughed out.

This kind of irritating dry cough is one of the symptoms of lung cancer. A violent cough is often the result of tumors irritating the respiratory tract. Of course, bronchial foreign bodies or inflammation may also cause irritating dry cough, so relevant examinations should be carried out in time after symptoms appear.

How to prevent lung cancer?

Wear a mask

With the continuous development of industry, environmental pollution is becoming more and more serious. If you inhale a large amount of inhalable particles floating in the air, it will cause damage to the lungs, thus increasing the incidence of lung cancer. Everyone should try to wear one when going out. Wear a mask and try to avoid going out in hazy weather.

Develop correct eating habits

Frequently eating oily, fried, pan-fried, grilled, smoked, spicy and spicy food will cause serious damage to human health.

It is not an exaggeration to say that "cancer comes from eating". We should eat more foods with high vitamin content and high protein content. The diet in life should be as nutritious as possible and low in oil, fat and salt. For dietary purposes, the daily water intake should be no less than 1500 to 2000 ml.

Ban and control smoking

Foreign studies have shown that quitting smoking can significantly reduce the incidence of lung cancer, and the earlier the lung cancer cessation rate is reduced, the more obvious it is. Therefore, quitting smoking is the most effective way to prevent lung cancer.

In summary, the occurrence of lung cancer is related to many factors. If you want to prevent cancer, you must develop a good lifestyle and eating habits, and protect our environment, so as to effectively reduce the chance of lung cancer.