"When it comes to weight loss, most people donᲠthink about hormones. But when you develop resistance to your seven major metabolic hormones--cortisol, thyroid, testosterone, growth hormone, leptin, insulin, and estrogen--your body adjusts by increasingly raising your hormone levels and ultimately slowing down your metabolism. And a slower metabolism leads to weight gain and difficulty losing weight. The solution, Dr. Sara Gottfried contends, is...