Key points from article :
In Danish study, woman over 50 married to a man 16 years younger was 40% more likely to die by end of study.
If sexes are swapped, men are 4% less likely to die – unless he is very wealthy!
Is cohabiting better than marriage? It depends but cohabiters with high levels of income and education live longer than their married counterparts.
The study was published in the PubMed Central.