The plague and cholera caused the deaths of thousands of millions of people. Thanks to medical advances, these diseases were eradicated. Now that the whole world is worried about AIDS, which has not yet found the solution; the emergence of tobacco is causing serious harm to human life. Many people think they have the right to smoke; smoking helps them cope with stress and work more effectively, and when they smoke, they contribute to their country's economy. On the other hand, people will become addicted to cigarette. Furthermore, smoking has many negative effects on smokers, non-smokers and the environment. Cigarette smoking extremely affects human health. Smoking can cause lung, liver and heart disease. The life expectancy of smokers will be significantly reduced compared to that of non-smokers. People close to smokers will also inhale the toxic smoke and will be poisoned. In particular, inhaling secondhand tobacco smoke presents a higher risk of contracting diseases than smokers. Furthermore, according to Kathleen Sebelius, Secretary of Health and Human Services, “tobacco use imposes enormous financial and public health costs on this nation—costs that are entirely avoidable. Until we end tobacco use, more and more people will become addicted, more and more people will become ill, more and more families will be devastated by the loss of loved ones, and the nation will continue to bear harmful health and lost productivity costs” ( “How Tobacco Smoke Causes Diseases"). Although smokers have their reasons for supporting smoking, cigarette smoking should be banned because people will become addicted to smoking, and smoking has negative consequences on smokers, non-smokers, on the economy and the environment. First, tobacco contains nicotine, which c... ... middle of paper ...... from USDA Economic Research Service. Non-smoking wives of heavy smokers have increased risk of lung cancer: a study from Japan". British Medical Journal. Vol.282. No. 6259. 17 January 1981. PDF.Shopland, Donald R. “The Health Consequences of Smoking: Cardiovascular Disease”, United States. Public health service. Office of the Surgeon General. 385. 1983. Image Pages.Snell, Clete. "Dealing Poison: The Tobacco Industry and Children." Westport, CT: Praeger, 2005. Print.State of California Air Resources Board, “Proposed Identification of Environmental Tobacco Smoke as a Toxic Air Contaminant,” Executive Summary, 2005. PDF.U.S. Department of Health and Human Services. “The Health Consequences of Smoking: 50 Years of Progress: A Report of the Surgeon General.” 2014. PDF. Vital Signs 2005. New York: Worldwatch Institute. 2005. Print.