Smoking: To Ban or not to Ban

862 Words2 Pages

The banning of smoking is one of the most debated topics in human history. On one side there are those acknowledging the health risks and damaging factors of smoking cigarettes and on the other those fighting for their right to smoke and those who say the tax and financial benefits outweigh any limitations that smoking causes. Smoking causes many deadly diseases; the most well-known include cancer and heart disease. However, the tax benefits of smoking are large and hefty, collecting a large amount of money that goes towards the medical budget. Passive smoking is a large issue in Australia and poses large risks to the public. Yet the public should be able to have the right to smoke and have a choice.
Many scientific studies showed that smoking is a significant cause of many diseases including cancer of the lung, larynx, oral cavity, pharynx, oesophagus, pancreas, bladder, kidney, cervix, and stomach. Each inhalation of cigarette smoke contains mixtures of thousands of compounds including over 60 carcinogens (cancer causing substances). Figure 1 shows the link between cigarette smoking and cancer. Tobacco is the main ingredient in the cigarette and contains many harmful substances such as tar, nicotine and carbon monoxide. Tar causes lung cancer and many other types of cancer. The tar coats the surface of the breathing tubes and alveoli in the lungs causing coughing and damage to the alveoli making gas exchange more difficult. Figure 1 shows the dramatic difference of a normal lung and a lung from a smoker.

The cells in the lining of the breathing tubes produce sticky mucus. Cells called cilia move the mucus out of the lungs. Smoke and tar damages these cilia, so smokers are more likely to develop bronchitis. The nicotine in ci...

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