ALWAYS HUNGRY? will be both a relief and a revelation to many who struggle with weight. We're not getting fat because we're overeating; we're overeating because we're getting fat. In other words, what makes us constantly hungry, overweight, and undernourished is not a lack of will power, but a biological reaction to our present-day diet and lifestyle. Our fat cells are hoarding the nutrients from the food we eat instead of releasing them into the bloodstream to be used, triggering a starvation response that sets us up for failure: if we eat more, we'll gain weight; if we eat less,...