Does grandpa matter?

Even fathers with only one wife provided no [longevity] benefit to their grandchildren, a finding supported by previous research.

That is based on a study of Finnish church data from the 18th and 19th centuries.  The thrust of the entire piece is the claim that polygamous men will live longer than monogamous men.  But note, all you Lotharios out there, this result is correlated with actual [multiple] marriage, not running around in bars and the like.


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