This document provides an overview of domestic violence, including definitions, types of abuse (physical, sexual, emotional), populations affected, and barriers to leaving an abusive relationship. It defines domestic violence as a pattern of behaviors used to maintain power and control over an intimate partner. The types of abuse discussed include physical violence, emotional abuse, and sexual assault. Special populations at risk and statistics on abuse among various groups are also presented. Common characteristics of abusers and theories of the cycle and power/control dynamics of domestic violence are reviewed. The summary concludes with a case example highlighting the importance of screening for domestic violence in healthcare settings.