The death rate for people who never had children was up to 4
times higher than that of biological and adoptive parents.
PROBLEM: Having a child, it's been observed, appears to lessen
one's risk of premature death. Might parenthood be somehow
protective, or is this just a simple case of confounding
variables, where there's some factor that makes those more
likely to die earlier also less likely to become parents? -
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Superior Partners Makes You Better -- Even if They Aren't Real
METHODOLOGY: Danish researchers turned a group of 21,276 couples
undergoing IVF treatment for infertility over a 14-year period
into a "natural experiment," by comparing those who ended up
having children to those who did not. Over 15,000 children were
eventually born the couples, while another 1500 were adopted.
RESULTS: The death rate for childless women was 4 times higher
than for women who had given birth. Women who