The effects of energy drinks on the human organism and the level of information on this issue among adolescents.

This diploma thesis deals with the effects of energy drinks on the human organism and the importance of energy drinks in the dietary regime for adolescents in the Czech Republic. The theoretical part of the diploma thesis describes energy drinks, presents the history of beverage production, current market and consumption of these beverages in the world. The theoretical part also desribes in more detail the individual components of energy drinks and their effects on the human organism. In the theoretical part, the period of adolescence is characterized, and appropriate nutrition, drinking regime and movement in adolescent life are presented as well. The practical part analyzes the level of consumption of energy drinks by adolescents, their awareness of the composition of drinks and possible adverse effects after consumption. The analysis is based on quantitative research, which was conducted using an anonymous questionnaire survey. The obtained data are processed in graphical and tabular form