Cancer society of America has proved in their report that according to deaths and expenses, cancer is the most deadly and costly disease of the world. On one hand this disease kills numerous lives yearly, and on the other hand, it also destabilizes the economy. In the report it is said to be deadly not only for human lives but also for the economy. In the report it is said that cancer not only causes impotency in human body but it also cause more deaths than AIDS, malaria, flu and other viral diseases. World health organization had predicted it a long time ago that cancer will overtake heart diseases in most deaths. In 2008 only, the cancer cost is predicted to be 895 billion dollars which is equal to 1.5% of the production of crude oil worldwide.