Behind skin, prostate and breast cancers, lung cancer is one of the most frequently diagnosed - and most lethal - malignancies in this country, affecting the lives of 220,000 Americans and taking the lives of another 165,000 every year.  

Frequently, drugs start life as a treatment for one condition. With increasingly complicated drugs affecting the immune system, it seems the sky's the limit for potential uses of some medications.

Having a biopsy - which retrieves and analyzes tiny bits of a tumor - can be an invasive and expensive proposition. A new method may one day involve only blood samples to look for and identify genes that are out of whack.

Patients with bladder cancer have several options, but the recent trend towards combination therapies can be confusing even for professionals.

Lung cancer, prostate cancer, and breast cancer have roughly equal numbers of new cases diagnosed each year, but lung cancer is four times as fatal than the other two.

Over the past few years a lot of molecular research has speculated on the possible effects that drugs that directly combat inflammation, such as aspirin, Tylenol, and Advil, may have on cancer development.

The female hormone estrogen can wreak havoc on a woman's body if it it gets out of hand, promoting the development of breast and endometrial (uterine) cancers.

The boy genius who can't even drive yet may have developed a test that could save thousands of lives every year. The winner of the 2012 Intel International Science and Engineering Fair has found a way to diagnose pancreatic cancer.

Cancer is one masterful disease process. Why? It's a master at finding its way around obstacles like treatment drugs. That's why it may take a combination approach to put the screws to some cancers.

Genetic studies in a laboratory favorite, zebrafish , have shown that a pediatric cancer has more than one type of cell involved. Some cancer cells specialize in metastasis while others are content to stay where they are.