MILES project which, through increased physical activity and brain breaks during school hours, has resulted in an improvement in academic performance, attention span, logical reasoning and healthy habits. This project is aimed at 14-15 years old students in 6 different schools around Europe . Physical activity , well being and learning process are all closely linked. Physical activity promotion is essential inside the schools. Including the daily practice of sports and physical activity during school time can contribute relevantly to healthy lifestyles and health improvement, academic performance and general well-being of students, teachers and academic institutions in general.