This year, for the first time, six states received A's for their legislative and public-policy work to control obesity in children.
• Grading states' obesity levels | How your state ranks

• Survey: Dieting at new low
• Video: Aim for a colorful plate
• Video: Old-fashioned workout great for winter
• Beefier school athletes verge on obesity

CNN's Dr. Sanjay Gupta takes a look at America's fight against fat in a year-long campaign starting in 2007.

• Map: Growing U.S. waistlines
• Chart: Burning calories
• Special Report: Fit Nation

We asked readers for their secret tips to incorporate healthy eating.
• Your e-mails: Readers offer stories in battle of the bulge