Some people will get tired because they've lost a decent amount of water and electrolytes. The same thing would be true with intermittent fasting. We just get breakfast or not. 70% of Americans are overweight or obese, I think more than 50, 60% have pre or full-blown type 2 diabetes. A significant weight loss can reverse enough insulin in particular to restore beta cell function for the pancreas.
Stan Efferding is an IFBB Professional bodybuilder and World Record Holding Powerlifter, currently holding the title as the Worlds Strongest Bodybuilder. He studied Exercise Science at the University of Oregon and has been training high school, Collegiate, and Professional athletes for over 25 years.
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