Swami Satyananda taught that Yoga Nidra (psychic sleep) is a state of dynamic sleep. You remain conscious while the body sleeps. The PDF/text breaks down the four stages of brain waves, proving that this practice induces the alpha and theta states where deep healing occurs.
If you are an insomniac, a burned-out executive, or a serious yogi, locate this text. Study it. Practice it. You will never look at "sleep" the same way again. yoga nidra swami satyananda saraswati pdf
The Blueprint for Deep Rest: Why Swami Satyananda Saraswati’s “Yoga Nidra” is Still the Gold Standard Swami Satyananda taught that Yoga Nidra (psychic sleep)