Efeitos de um programa de musculação de oito semanas na força e na composição corporal de praticantes iniciantes

Abstract

Strength training is an exercise modality sought by a large number of people. The coordinated training can produce significant changes in strength and body composition of the practitioners of this exercise. This study, characterized as a pre-experimental (pre and post without control group) with cross-sectional design, aimed to evaluate the changes in strength and body composition in bodybuilding novice practitioners after a period of eight weeks of training. The sample consisted of 24 (twenty four) males, beginners a gym in São José dos Pinhais-PR. Body composition was assessed by anthropometric measures (perimeters, skinfolds, body mass, height) and the strength of the load lifted in kilograms in leg-press 45 and bench press exercises in the bar. After the trial period, the perimeters right arm contracted contracted left arm, right thigh and left thigh showed significant increases. In the analysis of skin folds it can be seen that all showed significant reduction except for subscapular fold. The strength of the upper and lower limbs increased significantly way. The results show that the eight-week training was enough to cause significant changes in strength and body composition of individuals observed in this study.