Key points from article :
Once you reach the age of 60, men and women live longer if they have at least one child.
Based on Swedish census data from over 1.4 million people born between the years of 1911 and 1925.
Men with children live 1.8 years longer, and 1.5 years for women.
Latest study concluded that the sex of the children makes no difference.
The study was published in the Journal of Epidemiology and Community Health.