What makes a happy and healthy life... Long term study says:

Robert Waldinger is the Director of the Harvard Study of Adult Development, a 77 year longitudinal study looking at what makes us happy and healthy throughout out lives.

Some of the original subjects were Harverd College men, others were the poor of the poor from inner city Boston. 

In this 13 minute TED talk you get an update on this study and what it means for you personally. What makes people happy and healthy over a lifetime isn't, money or wealth its is...