Introduction: A rational way of nourishment, combined with adequate physical activity, are the basic components of maintaining proper body condition.
Objective: The aim of the study was to evaluate nutritional status among children and adolescents with different levels of physical activity.
Methods: The study group consisted of 1,013 students of both genders aged between 7 and 18 years attending elementary and post-primary schools (general and sports profile) in Siemianowice Slaskie.