Instead of picking out one food or another, I'd just like to generally highlight that the human body can use two sources of energy, carbs - glucose, or fats - k

Instead of picking out one food or another, I'd just like to generally highlight that the human body can use two sources of energy, carbs - glucose, or fats - ketones. For ketosis to occur, you need to be starved of carbs and loaded with good fats. In effect, your body does turn into a fat burning machine since you literally use fat to fuel your activities and life. The article stating improvements in various aspects of health seem to align with other studies of positive effects on our bodies upon adapting ketosis as a primary source of energy.