News on American Society For Nutritionhttp://childnutritionandhealth.com/topic/american-society-for-nutrition2010-04-16T07:05:46ZExercise may not boost obese teens' metabolism2010-04-16T07:05:46ZReuters US Online Report Health Newstag:childnutritionandhealth.com,2010-04-16:/children's-health/exercise-boost-obese-teens-metabolism-846162a/<div><p>NEW YORK (<a title="Reuters Group plc" href="/topic/Reuters+Group+plc" >Reuters Health</a>) - A few months of moderate aerobic exercise may not rev up obese teenagers' ability to burn calories, even though it may increase thinner teens' ability to burn dietary fat, new research suggests.</p><p>In a study of 28 obese and normal-weight teenagers, researchers found that after 12 weeks of treadmill and exercise-bike sessions, the heavier teens showed no changes in their bodies' calorie- and ...