In detail, the first reason is: ; the physical activity goal was 150 minutes per week. Students have a total of 30 minutes of lunch each day, they use 10 minutes to play during lunch. That's a total of 50 minutes per week. Students also get 10 minutes of recess in addition to their lunch. In addition, students only take their physical education class once a week for 45 minutes. However, the total duration of physical activities to which they are exposed is 145 minutes, which does not achieve the objective of the “Food ».