All humans and animals are getting fatter—and it's not the fatty food

A 20-year scientific study has concluded that both humans and animals are getting fatter all across America. The reason is not the fatty food: even lab animals that live under strict control diets have been gaining 35 percent per decade. The scary thing is that scientists think that there may be "some widely shared… » 8/26/13 4:42pm 8/26/13 4:42pm