6 myths about lung cancer: Debunking common misconceptions

Lung cancer is one of the most prevalent and deadly forms of cancer worldwide (globally the most common cancer), yet it is surrounded by many myths and misconceptions. On this Lung Cancer Day, it's important to shed light on the truths about this disease. Here are six common myths about lung cancer, debunked.

Myth 1: Only smokers get lung cancer

Fact: While smoking is the leading cause of lung cancer, it is not the only cause. Approximately 10-20% of people diagnosed with lung cancer have never smoked. Other factors, such as exposure to radon gas, asbestos, air pollution, and genetic predispositions, can also contribute to the development of lung cancer. Non-smokers who live with smokers are also at risk due to second-hand smoke.

Myth 2: Lung cancer is always fatal

Fact: Lung cancer is indeed serious and has a high mortality rate, but it is not always fatal. Early detection and advances in treatment have significantly improved survival rates. If lung cancer is detected at an early stage, the five-year survival rate can be as high as 56%. New treatments, including targeted therapies and immunotherapies, have also improved outcomes for many patients with advanced lung cancer & being improvised each day.

Myth 3: Only older adults get lung cancer

Fact: While lung cancer is more common in older adults, it can affect people of all ages. Increasingly, lung cancer is being diagnosed in younger individuals, including those in their 30s and 40s. Factors such as genetic mutations and environmental exposures play a role in the development of lung cancer in younger people.

Myth 4: Lung cancer symptoms are easy to recognize

Fact: Lung cancer symptoms can be subtle and easily mistaken for other common illnesses. Symptoms like a persistent cough, shortness of breath, chest pain, and fatigue are often attributed to less serious conditions, which can delay diagnosis. Some people may not experience any symptoms until the cancer is in an advanced stage. Regular screenings, especially for high-risk individuals, are crucial for early detection.

Myth 5: Lung cancer only affects the lungs

Fact: Lung cancer can spread beyond the lungs to other parts of the body, including the brain, bones, liver, and adrenal glands. This process is known as metastasis. The spread of cancer can cause additional symptoms and complicate treatment. Comprehensive care that addresses both the primary tumor and any metastases is essential for effective management of the disease.

Myth 6: There is no hope for lung cancer patients

Fact: There is always hope for lung cancer patients. Advances in medical research and treatment have led to new therapies that improve quality of life and survival rates. Personalized medicine, which tailors treatment based on the genetic profile of the cancer, has shown promising results. Additionally, support networks and palliative care play a vital role in providing emotional and physical support to patients and their families.


Dispelling these myths is crucial for raising awareness about lung cancer and promoting early detection and treatment. Understanding that lung cancer can affect anyone, not just smokers or older adults, highlights the importance of regular screenings and staying informed about the risks and symptoms. Medical advancements are continuously improving outcomes, offering hope to those diagnosed with this challenging disease. This Lung Cancer Day, let's commit to spreading the truth and supporting those affected by lung cancer.

(Author: Dr. Niti Krishna Raizada, Senior Director, Medical Oncology & Hemato-Oncology, Fortis Hospitals, Richmond Road, Bangalore)