Is it just an unfair stereotype that women have more emotional difficulties than men? The General Social Survey asked 1,410 Americans if, in the past 4 weeks, emotional problems had prevented them from accomplishing as much as they would like. Here are the percentages who said yes:
Percent reporting emotional difficulties
That's about 50% more women than men. Skeptics will claim that women are only more likely to report emotional difficulties, but the question is quite specific: it is asking for the type of emotional difficulty that undermines productivity.
I can't speak for all couples, but in my marriage my wife is usually more (negatively) emotional, and I'm the reassuring one.