Nature World: It's no secret that being a couch potato watching television all day may cause you to pack on a few pounds. But now new research shows that just one hour of television a day is linked to weight gain in children.
Compared to their peers who watched less than 60 minutes of television daily, kindergartners and first-graders who watched as little as one hour of television a day were more likely to be overweight or obese.
Childhood obesity is a nationwide epidemic, and has more than doubled in children...