Rajesh Kumar Rajesh Kumar Asked 4 months ago

How does someone get lung cancer?

Having smoked for many years, though I've stopped now, I'm always hearing about lung cancer. I want to understand how it develops. Is it only smoking, or are there other common ways people get it?

6

6 answers

Amit Saxena Amit Saxena Joined Mar 2026 4 months ago
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Active and passive smoking are the biggest causes, though air pollution and chemical exposure also play a huge part. Keeping your lungs healthy with regular morning walks in clean areas really helps, provided your doctor clears you for active exercise.

Rajeshwari Pillai Rajeshwari Pillai Joined Jan 2026 4 months ago

I agree with the points. Also, exposure to radon gas inside older, poorly ventilated homes is another lesser-known cause we should watch out for.

Hasmukh Patel Hasmukh Patel Joined May 2026 4 months ago

In my years, I have seen many people think only heavy smokers get it, but even non-smokers get affected due to severe city pollution and passive smoke. Don't let fear consume you, just focus on clean living and get a checkup if you have a persistent cough that doesn't go away.

Sandeep Banerjee Sandeep Banerjee Joined Mar 2026 4 months ago

Having gone through treatment recently, I can tell you that gene mutations and severe secondhand smoke exposure were my triggers despite being a non-smoker. Early detection is key, so if you have chest pain or blood in sputum, please rush to an oncologist immediately.

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Consult a pulmonologist

Nisha Kulkarni Nisha Kulkarni Joined Jul 2026 4 months ago

It actually happens due to long-term exposure to cigarette smoke, asbestos, and even heavy traffic pollution, yaar. If someone has a chronic cough or trouble breathing, they shouldn't just ignore it as a regular cold.

Veena Madhavan Veena Madhavan Joined May 2026 4 months ago

My father had severe complications because we delayed his diagnosis thinking it was just asthma. Lung issues can escalate very quickly, so if there is any unexplained breathlessness or coughing up blood, please see a specialist doctor at a proper hospital right away.

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