A cancer is a growth in the body, which becomes large with time due to various reasons. It passes through a variety of stages from which either to recover or to die. Among the many cancers happening around the world is the deadly lung cancer; but the good news is that it can be prevented if we understand about its basic cause. According to the World Cancer Report 2014, many lakhs are affected with lung cancer every year. Out of them only few will survive. In India alone, it is considered as a major cancer type and there are specialized hospitals to treat such patients from all over the country including from neighbouring nations.
