Chemotherapy or a combination of chemotherapy and radiation therapy is the most common treatments for small cell lung cancer. Surgery is usually the treatment of lung cancers that are localized (i.e., have not spread). Radiation therapy and chemotherapy are often used because the disease has spread by the time it is diagnosed. Some researchers are developing biological therapy for lung cancer

It generally believed that a person can live for 1-2 years, only 10% of these patients make for 5 years after lungs cancer is diagnosed. Although there are different stages of lung cancer but only 14% of people survive more than 5 years.

Lung cancer is a disease of uncontrolled cell growth in tissues of the lung which may lead to invasion of adjacent tissue and infiltration beyond the lungs. Due to mutations, the cell divide at an exponentially increased rate, hence forming a malignant tumor.

As far as prevention is concerned the main reason for lungs cancer must be avoided i.e. Smoking. As soon as a person quits smoking the infected cells start to heal up. And if smoking is never started, that is the best way to prevent lung cancer. Apart from that, consuming diet high in vegetables and fruits can also thwart lungs cancer.

Researchers found that those subjects who had a history of having a first-degree relative with lung cancer had a nearly twofold the risk of developing lung cancer. The association was also stronger in women than in men

It was never confirmed by any authentic source that Obama had lung cancer. However, he does smoke quite excessively. Also, he is known to have lost considerable weight and some dormant health problems. His condition is not widely known, which causes people to base rumors and speculations.

There is greater chance of the lung cancer spreading in the adjoining/adjacent body organs like liver, adrenal glands, spine, etc. when it reaches the vertebral column, the severity of pain increases. In case the brain is affected, the blurry vision, weakness, fatigue and seizures may also be experienced by the patient.

Lung cancer is the most commonly diagnosed cancer in America and it carries the highest mortality rate. More people die of lung cancer than any other cancer.

It depends upon different reasons like recently it has been proven that lungs cancer can be inherited. Apart from this it is a major consequence of smoking. Secondly it can be caused due to passive smoking.

According to an estimate almost 3 million people die from lungs cancer each year. Excessive consumption of tobacco and cigarette smoking are the core factors for such high number of reported deaths.