Cancer Facts : How Does Lung Cancer Harm Your Body?

Lung cancer harms the body when free radicals in the atmosphere cause changes in sensitive lung tissue. Quit smoking to reduce the chances of lung cancer with advice from a doctor in this free video on cancer. Expert: Dr. David Cathcart Bio: Dr. David Cathcart specializes in occupational medicine and has an in-depth knowledge of cancer, as well as experience dealing with cancer patients and treatment for multiple years. Filmmaker: Johnny Cathcart

Tagged as: Body, Cancer, Facts, Harm, Lung