Know about the causes and symptoms of Lung Cancer 

As the name suggests, lung cancer is a type of cancer that occurs in the lungs. In lung cancer, cancerous tumors grow in the cells of the lungs. In the initial stages, lung cancer is also known as primary lung cancer. In the later stages, the size of the tumor grows and starts affecting other parts of the body, especially the tissues near the lungs. 

Lung cancer is mainly divided into two types – small cell lung cancer and non-small cell lung cancer. When the disease starts to spread from the lungs to the other parts of the body, then it is called metastases. 

Lung cancer or any other type of cancer becomes deadly in its later stages. Lung cancer causes difficulty in breathing for the patients.

If one is suffering from the symptoms, which indicates the chances of lung cancer, then he/she must go to an Oncologist ( A cancer specialist) as soon as possible. After that, the doctor must go for some checkups and routine examination for being sure about cancer and its stage in the patient. Once the disease is detected, a cancer hospital in Noida may start the treatment, which is according to the stage and the type of cancer and how much it has spread.

Symptoms or Signs of Lung Cancer

The symptoms and signs of lung cancer are different for different stages of lung cancer. It also differs for different types of cancer. 

  1. Symptoms of lung cancer
  • Pain in Chest, shoulders that become acute while coughing, laughing or deep breathing.
  • The feeling of tiredness or weakness
  • Loss of appetite
  • Lung infections
  • Hoarseness or wheezing

2.Symptoms in advanced stages of lung cancer

  • Pain in bones
  • Swelling in different parts of the body, like neck and shoulder.
  • Jaundice
  • Severe Headaches
  • Lumps in the collarbone region

3.Symptoms of non-small lung cancer

  • Chest pain
  • Painful breathing
  • Shortness in breathing
  • Frequent upper respiratory infection
  • Wheezing
  1. Symptoms of small lung cell cancer
  • Persistent cough
  • Hoarseness
  • Weakness and tiredness
  • Bronchitis
  • Jaundice

These are the symptoms of lung cancer, but most of the symptoms can be caused by some other type of infections and disease also. So it’s not necessary that if someone is facing these symptoms, then he/she has lung cancer. But once he can go for several tests which might bring surety that one has lung cancer or not.

Causes of Lung Cancer

Dr. Vikas Goswami tells about various habits and situations which can lead to lung cancer. But the most common cause of lung cancer in Human beings are:

  • Regular Smoking
  • Regular Tobacco intake
  • Asbestos fibers
  • Radon gas
  • Familial predisposition
  • Lung disease
  • Prior history of lung cancer
  • Air pollution

This is the various habits and environments whose overexpose can lead a person to lung cancer.


Lung cancer can cause an inability to breathe and can cause many respiratory problems. It’s one of the common types of cancer, and it mainly occurs in people having a habit of regular smoking or tobacco intake. Smoking and tobacco are the two biggest reasons or causes of the problem of lung cancer.

The symptoms of lung cancer differ for different stages and different types of lung cancer. There are mainly two types of lung cancer- Small cell lung cancer and non- small lung cancer. Today, Air pollution has become one of the biggest causes of Lung cancer. So one can save himself from lung cancer by changing his living habits, exercising and wearing air masks which prevents dust particles from going through the breathing process.