Purpose: The main aim of this study was to examine and analyse the body composition young soccer players across different age groups. Methods: A cross-sectional carried out among 126 divided into categories: U15 – 53 (age=14.68±0.47); U17 51 (age=16.47±0.50); U19 22 (age=18.05±0.38). subjects’ height measured using an anthropometer, while their TANITA BC-420MA digital scale. Results: On average...

Background: Changes in body composition may be used for monitoring progression/ regression of a disease. Prompt γ-rays in vivo neutron activation analysis (IVNAA) has been widely used for the measurement of body composition in recent years.Objective: In this paper, we tried to improve the safety of IVNAA operator.Methods: The most important factor for reducing the operator receiving dose is th...