Tobacco smoking became popular already in the 17th century but the form of a cigarette became well-known only in the 19th century. Today more than the third of the grown-up male population smokes cigarettes and this habit will probably always be popular. The main reason of smoking is the tobacco smoke which causes slight euphoria and influences human mind. The main substance of a cigarette is nicotine which causes addiction which far stronger than alcohol and drug addiction. The key effect of nicotine is the temporary reduction of the feeling of irritation, stress, disability to focus attention on something, etc.
Unfortunately, these feelings appear when one has not smoked for a certain period of time and he has to smoke a cigarette to get rid of them. Smoking is a very harmful habit which causes a great number of diseases which reduce the term of human life.
First of all, smoking affects lungs, digestion system, bones and heart badly. The risk of lung cancer is extremely high if the person is a heavy smoker; moreover, cancer of other organs is caused by smoking, so the ones who have genetic predisposition to cancer should avoid smoking and even breathing the tobacco smoke in.
Then, smoking causes a range of heart diseases, no wonder the slightest stress of a heavy smoker can cause death.
Because of its harmful impact smoking is banned in public places and institutions in most countries of the world. The people who care of their health strike for the complete ban of smoking but their intentions do not have result, because the corporations which produce and sell cigarettes are too influential in our society. A successful research proposal about the topic should be interesting, informative, thought provoking and convincing. A student should investigate the topic from all sides to know the origin of a cigarette, its components and the impact on human health. The aim of a research proposal is to persuade the professor that the research of the topic is very important and your investigation will contribute into the solution of the suggested problem.
In order to understand how to prepare a convincing research paper, a student should take advantage of a free sample research proposal on cigarette smoking in the Internet. It is sensible to look through a high-quality well-composed free example research proposal on cigarette smoking and get to know about the rules of formatting, presentation of the data, methods and the evidence in the logical way.
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