One of the leading causes of death in the world is cancer. Cancer of the lungs has been the most common type since 1985 (Parkin, et al 2005). By 2002 lung cancer accounted for 17.6% of cancer deaths worldwide with 49.9% of this deaths happening in third world countries. In 2000 it was calculated that 85% of lung cancer among men and 45% among women was a result of tobacco smoking.
There are over 5.5 trillion cigarettes produced globally in each and every year. All over the world smoking of cigarettes is a general activity to relax and over 1.1 billion people, which is over one-sixth of the world’s population smoke
The older adults have a high propensity of suffering the heart related conditions and other effects of prolonged smoking. Main reasons for the development of the complications come from the fact that the elderly smokers are more les seasoned smoker with many years of exposure.