Cancer cells are known to have anywhere from ten to thirty times more insulin receptors than normal cells and depend upon anaerobic metabolism of sugar for fuel. (naturalhealth365.com)
While you still need to learn how to burn sugars for fuel, that's a different kind of training. (philmaffetone.com)
This is because your body has switched over and is now burning fat stores (in this instance, a good thing) instead of using sugar for fuel. (drmowll.com)