Intrafamily abuse occurs within families and includes physical, psychological, sexual, and emotional abuse between couples, parents and children, or other family members. It is caused by issues like lack of control, impulses, inability to solve problems, and substance abuse. The document discusses the types of intrafamily abuse, Dominican law against it, the need for authorities to enforce the law strongly, and how abuse can be reproduced and even lead to death. Intrafamily abuse affects all social classes and stopping it is an important societal responsibility.