Question: What is the root cause of lung cancer?

What are the main causes of lung cancer?

Smoking tobacco is by far the leading cause of lung cancer. About 80% of lung cancer deaths are caused by smoking, and many others are caused by exposure to secondhand smoke. Smoking is clearly the strongest risk factor for lung cancer, but it often interacts with other factors.

How does lung cancer start and develop?

Lung cancer develops when normal lung cells change, or mutate, in a way that alters their natural growth and death cycle, resulting in unregulated cell division that produces too many cells. The rapidly dividing cells do not carry out the functions of normal lung cells or develop into healthy lung tissue.

How is lung cancer prevented?

The most important thing you can do to prevent lung cancer is to not start smoking, or to quit if you smoke. Avoid secondhand smoke. Smoke from other people’s cigarettes, cigars, or pipes is called secondhand smoke. Make your home and car smoke-free.

What foods prevent lung cancer?

5 Foods to Reduce the Risk of Lung Cancer

  • Cruciferous Vegetables. …
  • Oranges, Papayas, Peaches, Red Bell Peppers, and Carrots. …
  • Soy Foods. …
  • Salmon, Sardines, Mackerel, and Other Foods High in Omega-3 Fatty Acids. …
  • Spinach, Kale, Beans, and Other Foods Rich in Folate.

Can you be cured of lung cancer?

Treatments. With early intervention, stage I lung cancer can be highly curable. Usually, your doctor will want to remove the cancer with surgery. You also may need chemo or radiation therapy if traces of cancer remain or are likely to stay.

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