If you’re concerned about your weight and considering dieting as an option, the bleak reality is that most people who diet and lose weight end up regaining the weight within 12 months. From a scientific perspective, there is a much more informed and effective way to approach weight loss while maintaining a focus on health. Perhaps you have heard of a hormone called Leptin. Leptin is the hormone that tells us we’re full after eating and therefore inhibits our hunger. Leptin is opposed by the actions of the hormone Ghrelin, the 'hunger hormone’.