There is increasing evidence that the traditional role for dad is changing and he is needed more at home. Not only are men healthier but so are their sons, daughters and wives. Men who live alone are in the high risk range for suicide.
Marriage protects men from depression.
Other studies show that single men over 45 are more likely than married men to die earlier even if they don't live alone. Single women don't face a higher risk as long as they live with someone. Men with wives report a greater sense of well being than single men. Another study shows that increasing a man's attachment to his children in the early stages can result in lower divorce rates. I want my kids to know me before they are adults, I want them to be able to talk to me.