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Fathers Biologically Attuned to Their Children When Sleeping Nearby, Research Reveals

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Mothers aren’t the only ones who are biologically adapted to respond to children. New research from the University of Notre Dame shows that dads who sleep near their children experience a drop in testosterone. Previous research from humans and other species suggests this decrease might make men more responsive to their children’s needs and help them focus on the demands of parenthood. In a recent study, Notre Dame Anthropologist Lee Gettler shows that close sleep proximity between fathers and their children (on the same sleeping surface) results in lower testosterone compared to fathers who sleep alone.

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