s contributing cause of lung cancer, heart disease, chronic bronchitis, and emphysema.
             The 1972 report for the first time warned nonsmokers that they risked adverse health effects from secondary smoke, or the smoke of other people's cigarettes. It also indicated that death rates are higher for smokers than nonsmokers.(1-26)
             Today, almost everyone knows and accepts the fact that cigarette smoking is a harmful habit. It has been called "slow motion suicide"(2-36) by Joseph A. Califano,Jr., former secretary of health, Education, and Welfare.
             Yet, smoking is the most widespread drug dependency. Cigarettes are used daily by more people than any other substance of abuse. Dependency on nicotine develops very quickly. Whereas there are many occasional drinkers or drug takers, there are few now-and-then cigarette smokers. There are some important differences between nicotine and most other substances of abuse. Smoking does not cause major changes in mood or behavior. There is no real danger of overdose. The drug
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