Methods: mapping networks and epigenetics

Is there someone in your life who is a constant hassle, stressing you out? Researchers who study "hasslers" say there are a lot of them, and having a lot of them in our life can actually affect our health, and how quickly we age. We speak to Brea Perry, a Professor of Sociology, and Associate Director of the Irsay Institute at Indiana University about the health impacts of having a hassler in our life and how we can navigate these relationships.