Top 19 Happiest Countries (and the 20 Saddest)

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A recent Gallup analysis of 2010 well-being polls finds vast differences between countries in terms of how many citizens rate themselves as thriving. Below are the countries were the majority of people say they're doing well, along with the percent of people who say they're thriving.

1. Denmark – 72 percent

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Stephanie Pappas
Live Science Contributor

Stephanie Pappas is a contributing writer for Live Science, covering topics ranging from geoscience to archaeology to the human brain and behavior. She was previously a senior writer for Live Science but is now a freelancer based in Denver, Colorado, and regularly contributes to Scientific American and The Monitor, the monthly magazine of the American Psychological Association. Stephanie received a bachelor's degree in psychology from the University of South Carolina and a graduate certificate in science communication from the University of California, Santa Cruz.