Severe childhood obesity up sharply in U.S

Severe childhood obesity up sharply in U.S

The rate of severe obesity among U.S. children and teenagers more than tripled over the past three decades, a new study finds. Using data from a long-running government health survey, researchers found that as of 2004, nearly 4 percent of 2- to 19-year-olds in the U.S. were severely obese. That was up more than three-fold from...