What's Love Got to Do With It?

it was just more than love alone.

It found that a husband who is nine or more years older than his wife is twice as likely to get divorced.

Children also influence the longevity of a marriage or relationship.

A couple's parents also have a role to play in their own relationship.

Not surprisingly, money also plays a role, with up to 16 percent of respondents who indicated they were poor or where the husband -- not the wife -- was unemployed saying they had separated, compared with only nine percent of couples with healthy finances.