Do you ever swat your child on the behind? Let's hope not. Over the past few decades, numerous studies have concluded that spanking isn't the best or most effective way to discipline a child successfully. But when your kids misbehave, don't replace spanking with yelling. New research shows that screaming loudly at children may also harm them. So what can parents do when their kids become unruly, especially with the summer vacation months upon us and children spending more time at home? Read the full story on Live: http://live.psu.edu/story/53707#nw44