Music is a universal language - its appeal runs across the world in many cultures. In its various forms, music unites human beings in a uniquely pleasurable experience - like eating, sleeping, or sex - yet, of itself, it has no practical value. Moreover, music is able to trigger physiological changes in the human body - most people report occasionally experiencing the 'tingles' when listening to music. So what is going on in our bodies and brains when we experience this (usually) pleasurable phenomenon?
-BBC
