Forty percent of public school children are overweight or obese.
New York City schools may have discovered a remarkably simple, yet effective way of combating overweight--by increasing access to water at lunchtime! The availability of water seemed to lower chocolate milk consumption and sugar-sweetened beverages. This economical intervention significantly lowered the likelihood of boys being overweight by 0.9 percentage points and girls by 0.6, compared to schools without water availability at lunch.
PositiveTip: It could be argued that no fluids during meals is best, but certainly water is preferable to calorie-laden beverages.