An enzyme produced by stomach lining cells that stimulates appetite.
- It increases the amount of ghrelin, a stomach hormone that drives appetite, and also decreases the amount of leptin, which makes your body believe it is starving.
- The appetite hormone ghrelin is produced mainly in the stomach and is thought to regulate body weight.
- One hormone, ghrelin, which triggers appetite in humans, was found at higher levels in people who regularly underslept.
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