[Natsu]

Neroticism [1] also correlates with being female. And women, on average, have longer lifespans.

[1] The big 5 personality trait, not to be confused with neuroses.

[OilDerek]

The article is looking at genetic differences, not environmental ones. The small gender difference in neuroticism is actually overexplained by the difference in rates of childhood sexual assault alone, meaning that if anything females are genetically predisposed to be less neurotic.

[projektir]

I'd be really curious to see data on this, do you have a link?

[andai]

A difference in metabolism, risk taking, or perhaps both?