Voice is very complicated, most people think that to talk or sing all the power is coming from your voice box alone. This is not true. When you talk, yell, sing or scream you
…are using your voice box, your vocal coards,vocal folds, your diaphragm, arms, legs, brain and heart. Your voice box, vocal coards and vocal folds are in your throat. your vocal coards viabrate and make sound, your vocal folds open and close this make the sound start, stop and create an open or closed sound. Your diaphragm is located just under the upside down V at the bottom of your ribs, when you yell or scream this is the nateral place for the breath to come from. This is also where singers want to sing from as you will have more power behind your voice. Your arms and legs give your body power, when people sing they don't stand dead still they move their arms and become loose, this is the same with your legs your bend and extend to reach the notes that you wish to. Your brain needs to comprehend what you are doing. And your heart has a connection to what you are saying or singing. (MORE) 
