Parents with children who live at home experience more stress -- and more joy -- than non-parents and parents without children in the home, according to a new poll by Gallup. But there isn't one parent who experiences a greater stretching of emotions: On average, both dads and moms go through the same extreme highs and lows. "People should take pause at that," Dan Witters, author of the Gallup study, told The Huffington Post.