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Updated: Mar 6, 2026

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Roux-en-Y Gastric Bypass Operation in Rats
Published on: June 11, 2012
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Changing tastes: learning hunger and fullness after gastric bypass surgery
Line Hillersdal1, Bodil J Christensen2, Lotte Holm2
1The Saxo Institute, University of Copenhagen.
Sociology of Health & Illness
|March 16, 2017
Summary
Gastric bypass surgery fundamentally changes eating habits and sensory experiences. Patients learn new ways of sensing hunger and fullness, impacting their sense of self and social connections.
Area of Science:
- Medical Sociology
- Obesity Surgery Studies
- Embodied Experience Research
Background:
- Gastric bypass surgery is a medical intervention that necessitates significant changes in patient eating habits.
- Patients undergoing this surgery enter a learning process involving new bodily sensations, tastes, and perceptions of hunger and fullness.
Purpose of the Study:
- To explore how individuals resume eating after gastric bypass surgery.
- To investigate the role of new sensory experiences and practices of hunger and fullness in the post-obesity surgery process.
Main Methods:
- Empirical data from a Danish fieldwork study of individuals undergoing obesity surgery.
- Analysis of how patients utilized instructions for eating post-surgery.
Main Results:
- Patients engage in 'mimetic eating' due to sensory displacement and uncertainty.
- New eating practices lead to a rupture in the patient's sense of self and social relations.
Conclusions:
- Eating is a practice extending beyond the body, encompassing relations and diverse practices.
- Altering eating habits fundamentally changes the embodied experience of self.
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