Parenthood linked to longer life

A recent article by Karin Modig and co-workers have brought attention in the media, even internationally.

Publication
Modig K, Talbäck M, Torssander J, Ahlbom A
Payback time? Influence of having children on mortality in old age
J Epidemiol Community Health Published Online First: 14 March 2017. doi: 10.1136/jech-2016-207857