[Characteristics of physical stress in children participating in sports at the present time]

The author, head of the Clinic of Paediatric Sports Medicine, demonstrates in an article written for paediatricians the controversy between the phylogenetically based need of exercise and the inadequate practice in the ontogenesis of the present young generation. He explains from the theoretical and practical aspect basis concepts of adequate physical exercise in different age periods, the minimal need of physical activity, sports loads in different types of physical training and he emphasizes the importance of close cooperation between paediatricians and adolescence medical officers of the first line and at district policlinics with surgeries for sports medicine.