Incest For other uses, see Incest (disambiguation). For the biological aspect, see inbreeding.Incest refers to any sexual activity between closely related persons (often within the immediate family) that is illegal or a social taboo. The type of sexual activity and the nature of the relationship between persons that constitutes a breach of law or social taboo vary with culture and jurisdiction.
RAINN | Rape, Abuse and Incest National Network | RAINN: The nation s largest anti-sexual assault organization.One of “America’s 100 Best Charities —Worth magazine