Kids who take part in athletic activities — whether they're playing on organized sports teams, bicycling, or just kicking a ball around — gain a host of well-documented health benefits. Yet inevitably, along with all the fun, the sense of achievement, and the character-building features of athletics,

Today most adults recognize that leading a healthy, active lifestyle is a big plus. Moderate exercise has been shown to help lower blood pressure, keep cholesterol levels under control, and even reduce feelings of anxiety or depression. To stay active, some 150 million adults in the United States get