title: America weighs in.
abstract: The share of U.S. adults who are overweight is on the rise.  Researchers know who is obese, and they've got some good ideas about why we're adding pounds.  What they don't have is a proven treatment for what may be the nation's most threatening health problem after cigarette smoking.
authors: S
authors: S
authors: Dortch
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D003710:Demography; D015444:Exercise; D005247:Feeding Behavior; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009765:Obesity / Q000453:epidemiology / Q000523:psychology; D014481:United States; D015430:Weight Gain