Dr. Josie Booth, a co-leader of the study published in the British Journal of Sports Medicine, said that, "Physical activity is more than just important for your physical health. There are other benefits and that is something that should be especially important to parents, policy-makers and people involved in education." (Don't forget the value of boredom, either.)
Most of the kids showed improvement even though they fell short of the recommended daily 60 minutes of exercise.
Just think how bright they could be if they put in that full hour. Jumping jack flash!