September 18, 2022. In this post I discuss how dysfunction in hunger and fullness cues could be causing ARFID.
Key Points:
People with ARFID have atypical levels of appetite-regulating hormones, including ghrelin and cholecystokinin.
Despite similar symptoms, people with anorexia nervosa have significantly higher ghrelin levels after fasting than people with ARFID.
While ghrelin and cholecystokinin are best known for their involvement in appetite, they regulate other functions, too, such as anxiety.
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