Nicole Archambault Besson, a Speech Language Pathologist in California, is one of the best known researchers and clinicians on the speech pathologist’s role in disordered breathing. Difficulties with nasal breathing, during wakefulness and sleep affect many people of all ages and related to Orofacial Myofunctional disorders. It is within the scope of practice of a Speech Language Pathologist with specialized training, to understand how difficulties with nasal breathing affect development and functions such as speech, swallowing and breathing, including sleep disordered breathing. This article describes what red flags indicate disordered breathing as well as the SLP’s role in treating patients with these issues.