It's 4 p.m. and your craving for something salty or sweet-or preferably both-strikes again. The same thing happens at ...

Anil Oza is a general assignment reporter at STAT focused on the NIH and health equity. You can reach him on Signal at aniloza.16. The hormone leptin was discovered 30 years ago to much fanfare.

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 ...

Leptin, a hormone released by fat cells, is more than just an appetite signal—it’s a master regulator of energy balance, brain function, and metabolism. Recent studies reveal how leptin receptors in ...

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 ...

Obesity has become a global epidemic affecting diverse populations and leading to metabolic syndrome across different sexes and age groups. A significant aspect of obesity is the development of leptin ...

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 ...

A study more closely links obesity to dementia, finding that leptin, a hormone that helps maintain normal body weight, is associated with better signal-transmitting brain white matter in middle-aged ...

Those little fruit flies floating around the ripening cantaloupes pack some fat between their tiny wings. They’re cold-blooded and burn their fat to warm up. “They have really beautiful fat, the flies ...