for physical education or are requiring some form of regular physical activity. More fitness, less sports CNN Health - November 28, 2005 Schools emphasize preparing for lifetime of physical..., 2005 The time it takes to exercise you actually get back, and much more. The study shows that physical activity really does make a difference, not only for how long you live..., the CDC's Physical Activity for Everyone. Washington Post NEW! My Pyramid for Kids. Less Exercise Behind Teen Girls' Weight Gain The growing time teenage girls spent on the phone...