While I understand that you probably learned to “take a big inhale…” from a speech therapist, unfortunately many receive almost no training in treating dysfluency. This, and other “techniques” may be appropriate for treating articulation disorders, and may be harmful for PWS. https://stutteringtherapyresources.com/blogs/blog/its-almost-never-breathing Qualifications of the author : - J. Scott Yaruss, PhD, CCC-SLP, BCS-SCF, F-ASHA President, Co-founder, Author - Professor of Communicative Sciences and Disorders at Michigan State University, he conducts research on the speaker’s experience of stuttering - research is funded by both the National Institutes of Health / National Institute of Deafness and Other Communication Disorders (NIH/NIDCD) and the National Science Foundation (NSF) - maintains a private practice and frequently provides workshops on stuttering and counseling strategies for Speech-Language Pathologists around the globe - ASHA Fellow and recipient of the National Stuttering Association’s Speech-Language Pathologist of the Year and Hall of Fame awards.