Dr. Joseph Mercola, one of the world's foremost authorities on alternative health, collaborates with fasting expert Dr. Alan Goldhamer to offer a guide to optimizing health using ketogenic and fasting principles. Fasting is one of the most powerful metabolic interventions there is--one of the single best things you can do for your health. Strategically timed and planned fasts dovetail perfectly with a ketogenic diet, as they activate your body's fat-burning...