Thirty years after its discovery, scientists are eyeing leptin with renewed interest, for everything from weight loss drug ...

Anyone who’s fought a lifelong battle of the bulge – cutting calories, working out – might wonder why they still can’t lose ...

Delivering the hormone leptin directly to the brain through gene therapy aids weight loss without the significant side effect of bone loss, according to new collaborative research from Oregon State ...

As you lose weight, your body responds with changes that can make continued weight loss more difficult. Hormones shift, ...

Weight loss triggers biological adaptations, including hormonal shifts, metabolic slowing, neural reward changes, and adipose ...

Weight loss is sold as a simple equation: eat less, move more. But anyone who has tried to lose weight knows it is rarely that neat. The body has its own plans. It protects stored fat, adjusts hunger, ...