Metabolism
W hat is metabolism, the easiest way to explain it is the fire within. Metabolism is the sum of the chemical reactions that occur within each cell of a living organism and that provide energy for vital processes and for synthesizing new organic material. So what does all this science mumbo jumbo means? The best way to describe it is if food is fuel and your metabolism is the engine, how well does that engine utilize that fuel. Back in the day of hunter-gatherers, you wanted a very efficient engine operating under a deficient food intake. Resources were limited, and food was not guaranteed, much less having three meals a day with snacks. A tribe in Tanzania, the Hadza tribe, still hunt and gather food for their survival. They are active from sun up to sundown, hunting, and gathering. A recent study found that the average calorie burn of an adult male was about 2,600 Calories. Yes, that is pretty close to my maintenance calories, and I am sedentary for my job. High-Efficiency Engine Vs....