The span ranged from men marrying women as much as 20 years older to women marrying men as much as 25 years older; the average age difference between husband and wife was three years.
Marriage customs or the availability of reindeer to support a new family (the Sami people are reindeer herders) might be the reason that more Sami marriages did not display the optimum age difference, Helle says.
If you've already begun to drift away from friends since beginning a long-distance relationship, give those friends a call and make some plans.
A happy, healthy person is one with a supportive social network.
Age disparity in sexual relationships is the difference in ages of individuals in sexual relationships.
New research shows that, at least for the Sami people of preindustrial Finland, men should marry a woman almost 15 years their junior to maximize their chances of having the most offspring that survive.
"We studied how parental age difference at marriage affected [families'] reproductive success among Sami people who married only once in their lifetime[s]," says ecologist Samuli Helle of the University of Turku in Finland.
Webcams, test messaging, phone calls, and emails can all supplement face-to-face communication.
Long-distance relationships offer one advantage over local ones: they pose a chance to build a relationship more slowly.