One of the major problems that most of the modern aging societies should deal with is elder abuse. The purpose of this study is to introduce the prevalence, definition, and types of the elder abuse, consequences that victims of the elder abuse experience, elder abuse occurring in institutional settings, and the characteristics of perpetrators and victims of the elder abuse. A variety of intervention and preventive strategies for the elder abuse were also described. Great emphasis on educational approaches and financial support for the approaches was placed in oder to dispel age discrimination.