On both sides of the larynx, there are two skin-folds known as vocal chords. The loosening or tightening of vocal; chords results in the formation of recognizable sounds and speeches. The coat of smooth and thin mucus layer on the vocal chords keeps them lubricated. This mucus lubrication normally thins or dries out due to the swelling of the chords due to an inflammation of the larynx by [...]