When singing, you develop mainly only this skill. In parallel, if there will be performances in front of an audience, you can get rid of the fear of people and performances. In fact, the main + in such lessons is that you can put: voice, breathing. ​ Breathing is the most important aspect. How to breathe properly. And you need to get it "programmed into your head". How to breathe correctly. And that the body itself breathes correctly. Because a stutterer doesn't breathe right. ​ Plus with music courses, it's a hobby. If that's what it is.