Vocal folds can form due to irritation when the vocal cords are overused. These lumps cause the voice to turn hoarse or even disappear. But, you dont have to worry. In addition to being overcome, vocal cord lumps can also be prevented. The vocal cords are elastic tissue in the voice box (larynx) located in the larynx. When someone talks or sings, air from the lungs comes out through the vocal cords and causes vibrations. This vibration produces sound. Sorry, page was move to here , Please visit the link to read the full article.