Almost 8 percent of patients at a sleep clinic reported sexsomnia, study finds.

“Of the thousands of patients I’ve seen, I’ve never had someone come in complaining of sexsomnia, but I have always believed it’s a bona fide disorder,” Shives said. “It’s a form of sleep walking. When people are sleep walking, they may do any rote or instinctual behavior. That can include walking, eating, driving and sexual activity.”