EN
The cause of problems associated with overweight is often lack of persistence, ineffectiveness in the diet maintaining and uncontrollable overeating. Loss of excessive body weight is not easy goal to reach. The same feature refers to as well as implementation of all activities, which effects are delayed in time. Undertaking an activity that will have to be maintained for a longer time requires not only initiation step, but also perseverance, which supports the achievement of the goal. Beside perseverance the mental simulations of the result and process are important too. The aim of the research was analysis of correlations between the type of mental simulations and the normal body mass or overweight in study group.