Yoga Nidra means the sleep of the yogis.
It is a very deep relaxation and guided visualisation for which you should make a positive affirmation before listening. They are often used to help people with insomnia or chronic pain as well as a number of anxiety related stress conditions. This is a shorter session (approx. 15 minutes).
DO NOT LISTEN WHILST DRIVING OR USING MACHINERY
Download Guided Meditation (Right click and Save As)