Authors
Abstract
Background and Purpose: Human health largely depends on health-related physical fitness status، particularly overweight and under weight. In this regard، the adolescence is a unique life span. However، the information about adolescent's physical fitness is limited. Therefore، the purpose of this study was the investigation of health-related physical fitness elements with an emphasis on overweight and underweight in male adolescents in Sabzevar، Iran.
Materials and methods: In the cross sectional descriptive and analytical study، the study population consisted of schoolboy students with the age of 12-14 years old in Sabzevar، Iran. Based on sample size calculation formula، a number of 368 schoolboys of 12-14 years-old were selected based on randomized cluster sampling. After medical examinations and filling out the written informed consent forms، anthropometric factors and physical fitness were assessed (height، weight، aerobic fitness with 20-meter shuttle run، strength via dynamometer، explosive power via Sergeant jump، flexibility via flexibility box، agility via Illinois test، and body Composition via skin-fold fat caliper and subcutaneous fat thickness). The obtained data were analyzed using SPSS 11.5 using central tendency، dispersion and Pearson Correlation coefficient (P
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