The study of nutrition may focus on how to prepare healthy foods, which diets can cause diseases or how to store different kinds of foods. The study of how foods affect people can be beneficial for nutritionists, health bloggers or personal trainers.

Serbia (Serbian: Србија, Srbija) is a country located in the Balkans, in Southern Europe. During the summer tourists love spending their time in Belgrade and enjoy the nature of many national parks throughout the country. Most European nationals need no visa for entering Serbia.