Younger children were more likely to visit their other natural parent frequently than older children. The costs to government and to individuals of domestic violence are enormous. There is a clear link between domestic violence and homicide. Men were found to commit suicide more readily than women by a factor of nine to one. Suicide death rates are much higher in men than women.
Marriage seems to act as a protector against premature death.
A comparative study of 16 developed countries showed not only that unmarried men have higher death rates and divorced men higher rates of premature death, but also that the difference has been growing over the past three decades.