This study aims to explore the vital capacity of the lungs, nutrition status, and physical activity and exercise motivation on physical fitness for students of Junior High School 1 Baranti, Sidrap regency, Indonesia in 2018 academic year. There were 30 males as participants of the study. This study used survey methods to see the influence among variables. Data analysis techniques use was path analysis. Path analysis technique was used to examine the direct and indirect effects on lung vital

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... city, nutritional status, physical activity, and exercise motivation on physical fitness for students of Junior High School 1, BarantiSidrap regency. Path analysis techniques with the aid of SPSS version 20.00 at the significance level α = 0.05. The results of this study are as follows: (1) Vital lung capacity directly affects physical fitness, (2) Nutritional status has a direct effect on physical fitness; (3) Physical activity directly affects physical fitness; (4) Exercise motivation directly affects physical fitness; (5) Vital lung capacity has a direct effect on exercise motivation; (6) Nutritional status directly affects the motivation to exercise; (7) Physical activity directly affects the motivation to exercise; (8) Vital lung capaciously has a direct effect on physical fitness; (9) Nutritional status through exercise motivation simultaneously has a direct effect on physical fitness; and (10) Physical activity through exercise motivation simultaneously influences physical fitness