Effect of Nicotine Products´ Usage on Human Health.

This bachelor thesis deals with products that contain nicotine with a focus on electronic cigarettes. The aim of the work was to find out whether there are changes in the behavior and level of their use during the transition of users from classic tobacco products to electronic cigarettes. The work is divided into two parts. The theoretical part deals with the general history of tobacco. Furthermore, individual types of tobacco products are characterized here, especially products heating tobacco. This chapter is followed by a section on the treatment of nicotine addiction, including nicotine replacement therapy and pharmacological treatment. Much of the work is devoted to electronic cigarettes, their development, the principle of operation, division and fill into them. The end of the theoretical part focuses additive components, addiction its division and withdrawal symptoms. The last chapter deals with nicotine. It characterizes its chemical-physical properties and describes its effect on the human body. The aim of the second practical part of the work was based on a questionnaire, which contained 21 questions, the collection of answers and their evaluation. The questionnaire was completed by users of electronic cigarettes who had experience with tobacco products. A total of 435 respondents took part in the questionnaire survey. The results of the questionnaire survey were evaluated using the implemented tools of the Survio questionnaire platform, while important results were displayed graphically. The results of the research show that the behavior of electronic cigarettes is changing behavior and increasing the frequency of use compared to conventional cigarettes. This in turn causes a deepening of nicotine addiction. The practical benefit of this work should primarily consist in a comprehensive overview of all aspects that play a role in the transition of users to electronic cigarettes. Furthermore, it could be used as a basis for designing solutions that would facilitate the transition to electronic cigarettes and reduce the risk of increased nicotine dependence