The bond between parent and child extends far beyond sharing similar looks or behaviours as a new study suggests that treating depression in teenagers may benefit their parents' mental health too. Depression is a massive public health concern that will take a variety of approaches to better manage. We believe our study is among the first to evaluate how the emotional health of a child can impact that of the parents said co-author Mark A. Reinecke from the Northwestern University in the US. For the study presented at American Psychological Association's 126th Annual Convention the research team involved 325 teenagers