Whirling whirling.. always whirling. Not "hooping," at all. And at the same time, there is overlap between the trance state of the dervishes and the flow state you can find in hooping.
Magnesium deficiency is known in research circles as the silent epidemic of our times. Many of the signs of low magnesium are not unique to magnesium deficiency, making it difficult to diagnose with 100% accuracy. Thus quite often low magnesium level