The new findings involved more than five thousand people in the second generation of the Framingham Heart Study.

VOA: special.2010.01.06

They used information gathered over a period of 20 years, until 2003, in the Framingham Heart Study.

VOA: special.2009.01.21

Information from the Framingham study showed earlier that happiness can spread from person to person.

VOA: special.2009.12.22

The findings all come from a major health study in the American town of Framingham,Massachusetts.

VOA: special.2010.01.06

The Framingham study gathers information about physical and mental health, personal behavior and diet.

VOA: special.2009.12.22

Researchers used information from the Framingham Heart Study, which began in nineteen forty-eight.

VOA: special.2009.12.22