Injecting a gene into the brain that codes for the hormone leptin may curb overeating

While dieting and exercise are often the first port of call for people who want to lose weight, study author Dr. Urszula Iwaniec, of Oregon State University, and colleagues note that such strategies often fail to have prolonged success. Leptin is a hormone secreted by adipose cells, or fat cells, that plays a role in regulating energy balance by curbing hunger. Often referred to as the "satiety hormone," leptin works by sending signals to the brain that tell us when to stop eating.
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