If your life seems worthwhile you just might live two years longer

Scientists found that pensioners with the greatest sense of well-being were 30% less likely to die within a decade than those who were least satisfied.
Researchers measured “eudemonic well-being” — an emotional state that relates to feeling in control, doing something you think is worthwhile, and having a purpose in life — in 9,000 English people with an average age of 65.