In the United States, as many as 1 in 5 teens reported experiencing physical or sexual abuse in a dating relationship and the prevalence of emotional or verbal abuse may be even higher. While particularly tragic cases are often highlighted in the media, these are merely examples of a more widespread problem of violence and abuse in adolescent relationships. This abuse has serious immediate consequences for teens and has also been linked to a pattern of violence which may lead to intimate partner violence in adulthood. Less attention has been given to the amount and nature of all forms of violence both experienced and committed by teen girls compared to adult domestic violence; however, research and practice have begun to focus more on this important social problem. This issue brief highlight current research on teen dating violence and reviews the implications for policy and practice.