Most people do not experience lung cancer symptoms early in the disease but may notice signs if it spreads. However, lung cancer treatment is much more effective when the disease is in its early stages.
Lung cancer is the second most common type of cancer in adults in the United States. It is also the leading cause of death from cancer.
Some people experience subtle symptoms of early stage lung cancer, but these symptoms more often stem from other health issues or factors such as smoking.
Below, we describe early symptoms of lung cancer, as well as risk factors.