SUNDAY, May 13 (HealthDay News) -- Whether America’s fast-food-and-video-game culture, or some other confluence of factors is to blame, there’s no denying that adolescents’ health is at risk. Little wonder, then, that one group of researchers has begun to take a serious look at the long-term health consequences of kids’ inactivity. And they are using cholesterol levels as a window into these youngsters’ futures.>>> Discuss This Story