Categories Burlington Health Iowa Local News West Burlington Study: Laughter Not Contagious for Those Who May Be Psychopaths Post author By Falcon Post date October 27, 2017 Click here: Laughter may be contagious for most of us, but a new study finds those who don’t feel compelled to giggle when their peers do are more likely to later become psychopaths. ← VIDEO: What Is the Alt-Right? → These Are The 10 Worst Cities In Iowa For 2017