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?
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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