Lung Cancer

Lung cancer is a disease in which malignant cells form in the tissue of the lungs. As more of these cells are produced, they can form into a tumor and spread to the surrounding body tissue, lymph nodes, and bloodstream.

Featured Stories

What Is Lung Cancer?

Lung cancer is the second most common cancer in the United States.

7 Causes of Lung Cancer in Non-Smokers

Yes, smoking is the main cause of lung cancer, but non-smokers can get it too. Here are a few of the reasons why.

The Difference Between Small Cell and Non-Small Cell Lung Cancer

A lung cancer diagnosis can be confusing. Here are the two major types of lung cancer, and their symptoms and treatments.

The Stages of Lung Cancer, Explained

A patient’s prognosis depends a lot on how big their tumor is and how far it’s spread.

What Is Lung Cancer’s Survival Rate?

Lung cancer has a reputation as an always-fatal disease, but prognosis depends on the type of tumor and when it’s diagnosed.

My Doctor Misdiagnosed Me With Seasonal Allergies—but I Actually Had Lung Cancer That Spread to My Brain

At first, Gina Hollenbeck was told that her chronic cough was due to seasonal allergies, then a second doctor chalked it up to gastric reflux. It was a chest X-ray she insisted on paying for out of pocket that led to her terminal cancer diagnosis.

Yes, There's Such a Thing as Third-Hand Smoke. Here's What You Need to Know

In this book excerpt, the author of "An Empowering Guide to Lung Cancer: Six Steps to Taking Charge of Your Care and Your Life" explains a little-known health risk of tobacco.

More Lung Cancer


These Foods and Eating Habits May Increase Your Risk of Lung Cancer

When it comes to lung cancer, smoking, secondhand smoke, and other inhaled toxins are by far the biggest risk. But some research suggests that foods or certain ingredients can be a problem too.