Cancer researcher Dr. John Langdon has spent 40 years listening to patients' stories, and now he wants to bring survivors together to bring each other hope and encouragement.

In this country, lung cancer is the leading cause of cancer deaths. Dr. John Langdon says it's usually a lifestyle disease. Get the facts before it's too late.

Dr. John Langdon, one of the nation's top cancer researchers, says colon cancer doesn't have to be a death sentence. Find out what you can do now to prevent one of the deadliest kinds of cancer.

Nearly 8,000 Americans will die this year from melanoma. Do you know how to separate facts from myths when it comes to skin cancer. Dr. John Langdon has the answers.

Could your sex life give you cancer? Dr. John Langdon explains which virus-caused cancer kills thousands of women each year and what you can do to stop this killer.

Renowned cancer expert -- and Growing Bolder guru -- Dr. John Langdon brings you the latest research on preventing cancer, early detection and surviving the deadly disease.

Despite its high profile, hundreds of thousands of women are diagnosed with breast cancer every year. Dr. John Langdon tells you what you need to know now to improve your chances of survival.

The good news about prostate cancer is that survival rates are at an all-time high. The bad news is that hundreds of thousands of men are still getting it. Dr. John Langdon has tips for preventing and diagnosing this common cancer.

In this episode of Cancer Courage Stories, Dr. John Langdon explains how cancer is actually your own body losing control. Find out what role biology, genetics and the environment play in this disease.