We are concerned by the high levels of obesity and low levels of physical activity among elementary-school children.

It is one of New York City's best public elementary schools.

The causes of obesity are varied and complex, but the lack of daily physical activity is an important factor.

My children went to Bethesda Elementary School. I wouldn't do anything to endanger the safety of Bethesda.

In elementary school, I did well in science, but I was a poor writer. When I got to high school, I failed all my courses.

There is certainly a sense of urgency to fix everything now, but the planning has not been thorough for some of these schools.