Teachers are constantly using their voice. That can put enormous strain on the throat, and teachers' organizations are well aware of this serious demand on their member's health and well-being.
A teacher needs to be able to enunciate clearly, to turn up the volume when necessary, to sound authoritative and to avoid simply drying up in front of an eager class. And that has to be done all day, every day. White's Technique makes all that possible, and because it takes the strain off the throat it cuts down related ailments, reduces absences and helps the continuity of pupils' education.