Jeffrey M. Friedman

Jeffrey M. Friedman is an American physician and researcher, best known for his work in obesity and metabolism. He discovered the hormone leptin, which plays a crucial role in regulating appetite and body weight. Friedman's research has significantly advanced our understanding of how the brain controls hunger and energy balance. His findings help explain why some people struggle with obesity despite diet and exercise, highlighting the complex biological factors involved. He is a prominent figure in the field of endocrinology and has received numerous awards for his contributions to medical science.