Vocalizing is an important relaxation technique.
Physical warm-ups can help clear your mind.
All serious actors warm up before rehearsals and performances.
The body, mind, voice, and emotions are the actor's tools.
A pliable body puts an actor at a disadvantage.
Actors should limit their warm-ups to what is dignified.
Stage fright can be beneficial to the actor.
Warm-ups help eliminate adrenaline flow in the body.
If you experience stage fright, it helps to use good posture.
Posture affects the voice as well as movement.