[trungonnews]

Do they live longer because they walk around more often in Manhattan?

[SmellTheGlove]

They live longer because you need money to live in Manhattan, and socioeconomic status is correlated with life expectancy!

[cperciva]

That's probably part of it. Another factor might be that you can't retire in Manhattan if you're poor.

[yodsanklai]

Maybe because they have fun doing all kind of things that keep them going. I remember a friend of mine whose roommate was 60. She told me that 60 in NYC is like 40 somewhere else.

[sjg007]

That's part of it.