In a study of neighboring African tribes, a tribe eating a fish-rich diet had lower levels of the hormone leptin than a tribe eating a primarily vegetarian diet, researchers report in Circulation: ...

Researchers have uncovered a destructive mechanism at the molecular level that causes a well-known phenomenon associated with obesity: leptin resistance. They found that mice fed a high-fat diet ...

Worldwide obesity rates have more than doubled since 1990, with nearly a billion people now falling into the category. Though a complex interplay of genes, diet, and environment contribute, 90% of ...

The discovery more than a decade ago of leptin, an appetite-suppressing hormone secreted by fat tissue, generated headlines and great hopes for an effective treatment for obesity. But hopes dimmed ...

Scientists discuss leptin, a hormone made in the body's fat cells. Leptin is involved in appetite—when the brain detects low levels of leptin, it causes a person to feel hungry. However, mutations can ...

Scientists headed by a team at Baylor College of Medicine have identified a previously unknown gut-brain connection that helps to explain why eating a high-fat diet (HFD) leads to overeating, weight ...

DALLAS, July 2 – In a study of neighboring African tribes, a tribe eating a fish-rich diet had lower levels of the hormone leptin than a tribe eating a primarily vegetarian diet, researchers report in ...