You just listen to the instructions and experience clearly what happens, as a child listening to a fairy tale - active and participating, but without effort. From a holistic point of view, it indicates that the soul and body act in unity . Conclusion Consciousness during Yoga Nidra is in a very deep and stable state. At the same time the measurements show, for the first time, that one can be completely aware in such a deep state - that one can consciously experience and control the brain's activity simultaneously. This is done by injecting water with a weak radioactive trace into the blood stream.
Tomography is derived from the Greek word tomos, meaning section.
In the PET scanner, numerous 4.25 mm thick sections of the brain are registered, giving a three dimensional picture of the brain's activity. When one part of the brain is particularly active, the flow of blood increases, and by comparing several pictures it is possible to see where the brain's activity rises under certain conditions. Why it is interesting - a comment by psychologist Ronny hrnell. That means that a perpendicular dimension has been described, for example a deepening of the state. On the other hand, it has not been possible to measure or substantiate the content of that altered state.