- Last updated 9/18/12 by Melanie Mayo

A new study at the University of Wisconsin-Madison suggests that heavy use of pacifiers by boys may stunt their emotional development throughout life. Experiments performed by researchers at the University showed that six- and seven-year-old boys who spent large amounts of time with pacifiers in their mouths as young children were less able to mimic emotions presented to them on video. The issue does not seem to end in childhood either, college-age men whose parents reported that they used pacifiers as children scored lower on tests of empathy than their peers. Pacifiers... read more


