Tobacco is a poison. But, how does a non-smoker succumb to it?
While smoking happens to be an undisputed cause of cancer, lung cancer isn’t restricted to only chronic smokers. Former smokers and even non-smokers are known to develop this type of carcinoma.
Lung cancer is the most common type of cancer across the globe. In 2012 alone, 1.8 million new cases were diagnosed globally. The disease is a widespread health concern and to make the matters worse, patient survival has barely improved over the last few decades.
In the 1970s, the chance of surviving 10 years after diagnosis was 3%; in 2010-11, it increased to a marginal 5%. While in the same time period, the post-diagnosis survival of a patient suffering from breast cancer nearly doubled to 78.5% from 40%.
As a matter of fact, each year, out of approximately 200,000 Americans who develop lung cancer, nearly 20,000 cases … Read the rest