Effect of BMI and Binge Eating on Food Reward and Energy Intake: Further Evidence for a Binge Eating Subtype of Obesity

Background: The psychological characteristics of binge eating have been proposed as a phenotype to further understanding of overconsumption and susceptibility to obesity. This study examined the influence of trait binge eating in lean and overweight or obese women on appetite, food reward and energy...

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Main Authors: Michelle Dalton, John Blundell, Graham Finlayson
Format: Article
Language:English
Published: Karger Publishers 2013-08-01
Series:Obesity Facts
Subjects:
Online Access:http://www.karger.com/Article/FullText/354599
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author Michelle Dalton
John Blundell
Graham Finlayson
author_facet Michelle Dalton
John Blundell
Graham Finlayson
author_sort Michelle Dalton
collection DOAJ
description Background: The psychological characteristics of binge eating have been proposed as a phenotype to further understanding of overconsumption and susceptibility to obesity. This study examined the influence of trait binge eating in lean and overweight or obese women on appetite, food reward and energy intake. Methods: 25 lean and 25 overweight or obese women were categorised as either ‘binge type' or ‘non-binge type' based on their scores on the Binge Eating Scale. Food reward and food intake were assessed in fasted and fed conditions. Results: Overweight or obese binge types (O-B) consumed more energy than overweight or obese non-binge types (O-NB) and lean binge (L-B) and non-binge types (L-NB). Both L-B and O-B exhibited greater preference for sweet foods. In O-NB, L-B and L-NB, lower liking and wanting for sweet foods was exhibited in the fed condition compared to the fasted condition. However, in O-B wanting for sweet foods was greater when they were fed compared to when they were in a fasted state. Conclusions: These findings provide further support for trait binge eating as a hedonic subtype of obesity. Binge types were characterised by greater intake of high-fat sweet foods and increased wanting for these foods when satiated. Additionally, these findings highlight the potential for separation in liking and wanting for food as a marker of susceptibility to overeat.
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spelling doaj.art-b304e698c5fa4192a2b1f0ec13cb99912022-12-22T00:06:33ZengKarger PublishersObesity Facts1662-40251662-40332013-08-016434835910.1159/000354599354599Effect of BMI and Binge Eating on Food Reward and Energy Intake: Further Evidence for a Binge Eating Subtype of ObesityMichelle DaltonJohn BlundellGraham FinlaysonBackground: The psychological characteristics of binge eating have been proposed as a phenotype to further understanding of overconsumption and susceptibility to obesity. This study examined the influence of trait binge eating in lean and overweight or obese women on appetite, food reward and energy intake. Methods: 25 lean and 25 overweight or obese women were categorised as either ‘binge type' or ‘non-binge type' based on their scores on the Binge Eating Scale. Food reward and food intake were assessed in fasted and fed conditions. Results: Overweight or obese binge types (O-B) consumed more energy than overweight or obese non-binge types (O-NB) and lean binge (L-B) and non-binge types (L-NB). Both L-B and O-B exhibited greater preference for sweet foods. In O-NB, L-B and L-NB, lower liking and wanting for sweet foods was exhibited in the fed condition compared to the fasted condition. However, in O-B wanting for sweet foods was greater when they were fed compared to when they were in a fasted state. Conclusions: These findings provide further support for trait binge eating as a hedonic subtype of obesity. Binge types were characterised by greater intake of high-fat sweet foods and increased wanting for these foods when satiated. Additionally, these findings highlight the potential for separation in liking and wanting for food as a marker of susceptibility to overeat.http://www.karger.com/Article/FullText/354599Hedonic eatingFood rewardBinge eating traitImplicit wantingExplicit liking
spellingShingle Michelle Dalton
John Blundell
Graham Finlayson
Effect of BMI and Binge Eating on Food Reward and Energy Intake: Further Evidence for a Binge Eating Subtype of Obesity
Obesity Facts
Hedonic eating
Food reward
Binge eating trait
Implicit wanting
Explicit liking
title Effect of BMI and Binge Eating on Food Reward and Energy Intake: Further Evidence for a Binge Eating Subtype of Obesity
title_full Effect of BMI and Binge Eating on Food Reward and Energy Intake: Further Evidence for a Binge Eating Subtype of Obesity
title_fullStr Effect of BMI and Binge Eating on Food Reward and Energy Intake: Further Evidence for a Binge Eating Subtype of Obesity
title_full_unstemmed Effect of BMI and Binge Eating on Food Reward and Energy Intake: Further Evidence for a Binge Eating Subtype of Obesity
title_short Effect of BMI and Binge Eating on Food Reward and Energy Intake: Further Evidence for a Binge Eating Subtype of Obesity
title_sort effect of bmi and binge eating on food reward and energy intake further evidence for a binge eating subtype of obesity
topic Hedonic eating
Food reward
Binge eating trait
Implicit wanting
Explicit liking
url http://www.karger.com/Article/FullText/354599
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