This article presents an overview of the current research literature that reveals some controversy, discussion of the need for more research, and report of some definitive success. In addition, four case studies of hair pulling and thumb-sucking are highlighted.
Thumb-sucking, nail biting, skin-picking, hair pulling, trichotillomania, orofacial myology, myofunctional therapy, reinforcement, extinction, behavior
(2009). Concomitant trichotillomania cessation and thumb-sucking elimination: Of course, they’re related … aren’t they?.
International Journal of Orofacial Myology,