Episode

Discovery

BBC World Service

Science & Medicine

Chart Positions

Science & Medicine 39

Explorations in the world of science.

Website

05/12/2011

December 5th, 2011

Episode 116 of 565 episodes

When leptin failed to be a wonder solution to obesity, this hormone produced by fat cells, disappeared from the headlines. Twenty years on scientists now believe leptin is critical to how the body works, regulating appetite, the immune response, inflammation and depression. Vivienne Parry investigates.

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