Nutrition is an essential factor for ensuring appropriate development/growth of children and youth. Objectives: knowledge of teenagers and how food is influenced by the perception of body appearance. Material and methods: the study was conducted on a sample of 189 young people at a high school. Eating habits have been appreciated with the help of a questionnaire of weekly savings, which has been applied in 2010 and 2014. Results and discussion: body weight is considered good in 70.30% cases, the differences obtained after 4 years are being statistically insignificant.  Dairy products appear in menus especially 1-3 times per week (69.84%) the situation encountered and the eggs (63.49%). Animal products studied is deficient intake, which is a big problem. The dominant contribution of bread and fruit is 4-7 times per week, adapted the rules of rational nourishment. No statistically significant differences occur depending on how the perception of body weight. Conclusions: educational programs are needed which would lead to real food needs to be adapted in the body of the young.

Keywords: diet, bodyweight, teenagers