In this MP3 are suggestions to boost the immune system and raise the endorphin levels, and so reduce the response to pain.
Listening to this MP3 is also a perfect relaxation tool, and therefore helps to distract you and reduce your perception of pain while you are listening to it.
PLEASE NOTE:
Apple mobile device users should download this MP3 from iTunes by clicking on this button instead:
Press play to hear a short sample from the MP3: