Changes

==Overview==

==Overview==

'''Lung cancer''' is the second most common cancer in the United States. About 200,000 Americans will be diagnosed with it every year, and about 160,000 will die yearly of the disease.

'''Lung [[cancer]]''' is the second most common cancer in the United States. About 200,000 Americans will be diagnosed with it every year, and about 160,000 will die yearly of the disease.

The term "lung cancer" actually refers to a number of different cancers that arise in the lung, but for the most part they are divided into two categories: '''small cell lung cancer''' and '''non-small cell lung cancer'''.

The term "lung cancer" actually refers to a number of different cancers that arise in the lung, but for the most part they are divided into two categories: '''small cell lung cancer''' and '''non-small cell lung cancer'''.