Besides helping you to relax, the practice of Yoga Nidra has a number of other health benefits. It helps people deal with addictions such as sleep disorders and stress. It can reduce blood pressure and strenghens the immune system. It is also an effective aid in the treatment of psychosomatic disorders such as asthma, migraine and ulcers. Problems such as insomnia can also be prevented through practicing it regularly.
Yoga Nidra is based on the esoteric Vedic science of yoga., Yoga Nidra is however, not the traditional practice of aasans, rather it is the practice of mind control to be able to go to sleep. In general people do not realize that sleep does not always makes you relax, it is only a function of the restfulness of the mind, the mind is what needs to relax. The practice of Yoga Nidra lets the mind to rest, making it possible to attain deep, restful, peaceful sleep. When one practices Yoga Nidra he can unlock hitherto untouched parts of mind. This meditative practice helps one to beyond the conscious level.
Yoga Nidra is a qualitatively different sleep that is connected with the state of the mind and its consciousness. The practice Yoga Nidra, reduces the day to day tensions and one attains a more peaceful state in it. Lliterally, Yoga Nidra is yogic sleep and is about being in a relaxed state of awareness .