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Digestive System

An ingestible capsule that delivers an electrical current can stimulate the release of the hormone ghrelin. Developed at MIT, the capsule could prove useful for treating diseases that involve nausea or loss of appetite, such as anorexia or cachexia. Credits:Image: Courtesy of the researchers

Ingestible “electroceutical” capsule stimulates hunger-regulating hormone

Woman and her belly

Overly efficient gut microbes play role in weight gain

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