Lung Cancer
Lung Cancer

Why Do Non Smokers Get Lung Cancer?

Dr. Rakesh Kumar Gupta

Cancer Care

10 September 2026


Written By: Dr. Rakesh Kumar Gupta

Sohana Hospital, Mohali.

Experience: 15+ Years

Speciality: Radiation Oncology

 

Published:   10/09/2026

Last Updated: 10/09/2026

 

Non smokers often end up getting lung cancer because of being surrounded by smokers. Secondhand smoke can lead to lung cancer. Many factors that can lead to lung cancer should be known to anyone who suspects they may have lung cancer. In  this blog we talk about  What is lung cancer, Why Do Non Smokers Get Lung Cancer, What precautions can save someone from lung cancer, and how can sohana hospital  help with lung cancer. 

 

What is lung cancer?

Lung cancer is a serious disease where cells in the lungs change, grow too fast, and form harmful lumps called tumors. Lung cancer treatment Mohali can help you with the treatment you are seeking with a good plan for the course of treatment. Abnormal cells destroy healthy lung tissue and can spread to other parts of the body. A big number of patients are also affected because of secondhand smoke, exposure to radioactive radon gas, and similar situations. 

 

 

Why Do Non Smokers Get Lung Cancer?

A small number of people get lung cancer from not smoking. Key causes of lung cancer that can be treated with the help of  lung cancer treatment Mohali are:- 

  1. Breathing secondhand smoke

  2. Exposure to radioactive radon gas

  3. Air pollution

  4. Workplace hazards 

  5. Inherited genetic changes 

  6. Specific cell mutation

 

What precautions can save someone from lung cancer?

Precaution from lung cancer can help you have the right steps to not have the disease. You can significantly lower your risk of lung cancer with the help of a lung cancer treatment Mohali by 

  1. avoiding tobacco 

  2. Testing your home for radon gas, 

  3. Limiting exposure to workplace toxins 

  4. Air pollution

  5. Maintaining a healthy lifestyle

  6. Nutritious diet



How can Sohana hospital help with lung cancer?

Sohana hospital has a wide range of treatments for lung cancer. They provide all modalities of cancer treatment under one roof,and lay special emphasis on organ preservation, minimal side effects and maximum patient welfare.They help with all treatments that are the right path to Lung cancer treatment Mohali, including

  1. 20 Designated Suites for Chemotherapy

  2. Customized care plan.

  3. Organ Preserving Robotic Surgeries

  4. TrueBeam Radiation Therapy Machine 

 

Frequently Asked questions 

 

Why did I get lung cancer if I don't smoke?

Even though tobacco is the main culprit, non-smokers can and do develop specific types of lung cancer. This mainly is due to reasons like Radon Gas, secondhand smoking, Air Pollution, Workplace Toxins, Genetics and Gene Mutations. 

 

How can Sohana hospital help you with lung cancer?

Sohana hospital has a wide range of treatments for lung cancer. Their team of expert Pulmonologists & Lung Specialists in Mohali Chandigarh at Sohana Hospital Mohali specializes in the diagnosis, prevention, and treatment of lung disorders and respiratory issues. 

 

Why do some smokers get lung cancer and some don't?

Not all smokers get lung cancer because genetics, cellular repair systems, and environmental exposures differ for each person. Cigarette smoke causes DNA damage, which is well handled by stronger cellular defense mechanisms that repair this damage. 

 

How long can you live with lung cancer without knowing?

Lung cancer can remain hidden and go completely unnoticed for months or even several years. Especially with slow-growing types, like certain non-small cell lung cancers, can develop and lie dormant or asymptomatic for a very long time.

 

What is usually the first symptom of lung cancer?

Lung cancer often causes no noticeable symptoms in its earliest stages. When an early sign does appear, they usually include a new, persistent cough that does not go away, a change in a chronic smoker's cough, or unexplained shortness of breath during normal daily activities. 

 

Medically Reviewed By: Dr. Rupali Aggarwal

Senior Consultant- Radiotherapy

Sohana Hospital, Mohali.

 

 

Credentials of the Author:

-MD Internal Medicine

-DM Radiotherapy

-16+ Years of Clinical Experience

-Specialist in cancer Diagnostics, Treatment & Prevention

 



Author Profile

Dr. Rakesh Kumar Gupta

Cancer Care