Question: In 2002 the journal Science reported that a study of women in Finland indicated that having sons shortened the lifespans of mothers by about 34

In 2002 the journal Science reported that a study of women in Finland indicated that having sons shortened the lifespans of mothers by about 34 weeks per son, but that daughters helped to lengthen the mothers lives. The data came from church records from the period 1640 to 1870.

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