Mortality worldwide: Be generous, live longer. The more resources people share within a society, the better for health and longevity.

'Boomeranging' back to a parents' home affects young adults' mental health: young people who moved back home after a period of independence experienced an increase in depressive symptoms.

A mother’s advanced age at childbirth is not the reason for elevated risks of low birth weight or preterm birth, but may instead be related to individual circumstances and behavioral patterns of the mother, according to a new study published in the American Journal of Epidemiology.