Entrepreneurs are more stressed, but happier than other workers. People who like their home cities report better health. Republicans are bummed about President Barack Obama’s reelection. Middle-age puts you at the biggest risk of being fat.

Those findings are among the Gallup polling agency’s top insights about health and happiness in America in 2012.

As part of the Gallup-Healthways Well-Being Index, tens of thousands of Americans are surveyed every year about all aspects of their lives, from their financial security and health habits to their emotional state and overall satisfaction with life. Here are 10 findings from these polls that Gallup’s editors say intrigued them the most this year:

1. Stressed entrepreneurs are happier and healthier than other workers

Entrepreneurs experience more worry and stress than other workers, but they also report more positive experiences on the job, Gallup found in 2012. In particular, entrepreneurs are more optimistic and more likely to report that they learned something new or felt enjoyment in the past workday.

And being your own boss comes with a health edge, too. Entrepreneurs are less likely to have chronic diagnoses, such as high cholesterol, high blood pressure and diabetes. They also are much less likely to be obese than other […]