Too many (or too few) kids can kill you faster — this is the optimal range

It turns out not only is there a sweet spot for family expansion that potentially lessens mom's risk of an early death, but her kiddos could also slow aging.

Too many (or too few) kids can kill you faster — this is the optimal range

It turns out not only is there a sweet spot for family expansion that potentially lessens mom's risk of an early death, but her kiddos could also slow aging.