Despite the proliferation of materials and education about losing weight, Americans are getting fatter than ever.
Exercise's other benefits: Good sex, good sleep
At home and school, kids are sedentary
How eating habits have changed
Eating disorders not just in teens anymore
Gallery: Compare some popular diet plans
Think you know how much food you eat? See how past and present portions compare. QUIZ
Interactive: Build a meal with Create-A-Plate
Gallery: You are what you eat
Gallery: New trends in exercise
Calculator: Are you overweight?
Four years ago, Arkansas became the first state in the nation to track the number of overweight students in its schools.
Obesity report card changes get mixed grades

Woman loses 95 pounds, trains for marathons
Kindergarteners learn to eat healthy
• Add more color to your plate Video
Grading states' obesity levels | How your state ranks

Matt McKenna fought his battle with obesity and won. Do you have a success story? Send us your photos and videos
Gallery: Matt McKenna's success story
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

Diet and Fitness
Medical Research

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