The level of physical fitness during the coronavirus pandemic has become a basic need because exercise can increase immunity and improve physical fitness. Lack of physical activity during a pandemic can increase the risk of disease and obesity. So that the nutritional status increases while it is not accompanied by physical activity in sports students. This study aims to determine the level of physical fitness in terms of its relationship with nutritional status and learning achievement of students of the Sports Science Study Program at the State University of Medan. This research is a correlational study to find the relationship between two or more variables. This study has two independent variables, namely physical fitness and nutritional status, and one dependent variable, namely learning achievement in practical courses. The participants in this study were students following the Physical Fitness training course, amounting to 42 students. The results in this study indicate that there is no significant relationship between nutritional status and student achievement. There is a significant relationship between physical fitness and student achievement. There is a significant relationship between nutritional status and physical fitness with student achievement. Physical fitness contributed to student learning achievement by providing an effective contribution of 39%, while nutritional status was 72.53%.