This paper is the first literature review and formal classification of a wide range of documented sleep-related disorders associated with abnormal sexual behaviors and experiences. These abnormal sexual behaviors, which emerge during sleep, are referred to as "sleepsex" or "sexsomnia".

"It seems that more and more reports are surfacing of abnormal sexual behaviors emerging during sleep," said Carlos H. Schenck, MD, a senior staff psychiatrist at the Minnesota Regional Sleep Disorders Center in Minneapolis and the lead author of the review. "While people may think this type of behavior is humorous, in reality it can be disturbing, annoying, embarrassing and a potentially serious problem for some individuals and couples. Despite their awareness of the condition, many sufferers often delay seeking help, either because they don't know that it's a medical disorder or for fear that others will instead judge it as willful behavior. This paper highlights the expanding set of sleep disorders and other nocturnal disorders known to be associated with abnormal sexual behaviors and experiences, or the misperception of sexual events. The legal consequences are also described and discussed."

Prior to the writing and publication of the review, Dr. Schenck and his colleagues conducted computerized literature searches of peer-reviewed journal articles and looked through textbooks and other…