World Lung Cancer Day 2025 Lung Cancer Causes Symptoms and Treatment | Why people who do not smoke are getting lung cancer, know 5 big reasons

Lung cancer causes & treatment: It is often believed that people consuming cigarette, bidi, hookah and tobacco are more at risk of lung cancer. Health experts also believe that smoking lung is the biggest cause of cancer. However, in many studies, it has been revealed that most of the patients of lung cancer in India are non -smokers. If you understand in easy language, people who do not smoke around the world are also coming in the grip of this deadly disease. Now the question is, despite smoking and distance from tobacco, why is the risk of lung cancer in people increasing? How to identify it and how to avoid it? Answers to all these questions try to know from experts.

Dr. Bhagwan Minister, Senior Palmonologist of Dr. Minister Respiratory Clinic, Saket, New Delhi, told News18 That when the cells of the lungs start growing in an unknown manner, then the condition of cancer is produced. Due to this, the functioning of the lungs starts to be interrupted and the functioning decreases. Due to this, people have difficulty in breathing and there is a lack of oxygen to other parts of the body. Lung cancer is a major cause of death worldwide, because it does not get quickly recognized and it becomes difficult to treat when detected late. The risk of lung cancer is high in smokers, but this cancer is also engulfing non -smokers.

According to the doctor minister, there are many reasons for lung cancer, the biggest reason is smoking. The toxic chemicals present in cigarette, bidi, hookah or any tobacco products gradually damage the lung cells. This loss lasts for a long time, causing cancer cells to grow. People who do not smoke can also cause this disease with passive smoking. Passive smoking means that when others are smoking and you breathe in that smoke. Apart from smoking, air pollution can be considered the second biggest cause of lung cancer. The smoke emanating from polluted air, dust, cars and factories in cities damages the lungs. Some special chemicals such as asbestos and radon gas also increase the risk of lung cancer. Apart from this, the family history of cancer also increases the risk of lung cancer.

What are the symptoms of lung cancer?

According to the expert, there are no specific symptoms at the beginning of lung cancer, so it is often detected late. When symptoms start appearing, they can often look like normal colds or respiratory diseases. Its symptoms include persistent cough, which persists for weeks and sometimes it can also cause bleeding. Apart from this, breathlessness, chest pain or pressure feeling is common. Weight sudden loss, weakness, tiredness and voice changes can also indicate lung cancer. To avoid this disease, people should screen it from time to time. People who are more riskful of this, doctors recommend a low dose CT scan (LDTC), because through this screening, lung cancer can be identified in the early stage. Those who are healthy, they should get this scan done in 3-5 years, but smokers can get this test done every year on the advice of the doctor.

There are many ways to treat lung cancer and it depends on which stage the cancer is. Surgery is performed in the initial stage, in which the cancerous part is removed from the lungs. After this, chemotherapy is tried to kill cancer cells through medicines. Cancer cells are also eliminated in radiation therapy. Modern remedies also include immunotherapy, which helps in fighting cancer by increasing the body’s immunity. Targeted therapy is a new technique, in which special molecules of cancer cells are targeted and eliminated them, causing less damage to normal cells. Overall, treatment is done on the basis of condition of the patient.

What is the way to avoid lung cancer?

The doctor minister said that do not smoke to avoid lung cancer nor stay around smokers. Try to avoid air pollution and if there is more pollution, then leave the house by applying masks. You can use air purifiers in homes. Keep your home and surrounding environment clean and plant green plants, which purify the air. Include more fruits and vegetables in the diet. They contain antioxidants, which protect the lungs. Do regular exercise, so that the lung capacity is good and the immunity will be strong. If you work in an area where there are poisonous chemicals, then follow the security rules. Apart from this, if someone in the family has lung cancer or you see symptoms, then get a doctor checked immediately.