Learn about lung cancer risk factors, symptoms, prevention, and treatment options.

Cancer support groups can provide valuable benefits for people with cancer and those touched by the disease. 

Quitting smoking is possible, but it can be hard. Millions of people have successfully quit smoking and remain nonsmokers. Surveys of current adult smokers find that 70 percent say they want to quit.

This National Institute on Aging article provides information on lung problems including chronic obstructive pulmonary disease, pneumonia, lung cancer, and aging with asthma. Information is included on symptoms, causes, tests, treatment and prevention for lung problems. 

An overview from the National Cancer institute with explanations about what cancer is, how cancer cells differ from normal cells, and genetic changes that cause cancer to grow and spread.