Pushing too much air through your vocal folds tightens your throat and kills resonance. A simple warm-up that transforms an "sh" sound into a "j" sound trains your folds to close efficiently, giving you a stronger, more confident voice.
Chapters
Most people push a lot, push too much air over the vocal folds, and they end up straining the throat. The throat becomes narrow. So you mentioned the feeling of when you drink coffee, the feeling of narrowness in the throat. So that's a somatic sensation that if we get perhaps nervous before we speak. So by warming the voice up and using the correct muscles to do that, it's going to keep the larynx and the throat really nice and open. And relax. Now, to feel the resonance, which is basically the vocal folds moving together, they're connecting together very quickly, and that's causing the vibration or the phonation, if you like. We're going to change that sh into a j, so we're going to go from a sh to a j.