Mediating role of exercise in the relationship between body dissatisfaction and overeating using structural equation modeling

Abstract Background With the rapid development of society, teenagers have more access to individuals with perfect bodies and are becoming more concerned about their body image. Currently, few studies assess body image and eating disorders comprehensively in China. Given the seriousness of these issu...

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Main Authors: Zhimin Yi, Wenjing Yan, Guohuan Hua, Ying Wang, Chunmei Wu, Guoqiu Liu, Ming Hao
Format: Article
Language:English
Published: BMC 2025-01-01
Series:BMC Public Health
Subjects:
Online Access:https://doi.org/10.1186/s12889-025-21282-w
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author Zhimin Yi
Wenjing Yan
Guohuan Hua
Ying Wang
Chunmei Wu
Guoqiu Liu
Ming Hao
author_facet Zhimin Yi
Wenjing Yan
Guohuan Hua
Ying Wang
Chunmei Wu
Guoqiu Liu
Ming Hao
author_sort Zhimin Yi
collection DOAJ
description Abstract Background With the rapid development of society, teenagers have more access to individuals with perfect bodies and are becoming more concerned about their body image. Currently, few studies assess body image and eating disorders comprehensively in China. Given the seriousness of these issues, there is an urgent need to understand the current state of body image and eating behaviors among Chinese people and formulate preventive strategies. Methods In this study, 1711 college students between 17 and 23 years old in southern China completed relevant anthropometric measurements, essential information and three questionnaires. Multiple linear regression was used to screen the variables, and sex invariant analysis was used to determine whether to separate men and women to fit the structural equation model. Finally, the path diagram of the structural equation model was used to explore the complex relationship between body dissatisfaction and overeating. Results Our results found that 69.4% of participants with a body mass index (BMI) within the normal range were dissatisfied with their weight. Further, body dissatisfaction directly or indirectly leads to overeating. Additionally, exercise played a mediating role in the body dissatisfaction and overeating of college students. Conclusions If BMI directs body dissatisfaction, it may lead to overeating. As a mediating factor in structural equation modelling, exercise may provide strategies to reduce body dissatisfaction and prevent overeating.
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spelling doaj-art-a5db8681c2e64247980bc1d341db68632025-01-12T12:42:39ZengBMCBMC Public Health1471-24582025-01-0125111110.1186/s12889-025-21282-wMediating role of exercise in the relationship between body dissatisfaction and overeating using structural equation modelingZhimin Yi0Wenjing Yan1Guohuan Hua2Ying Wang3Chunmei Wu4Guoqiu Liu5Ming Hao6School of Public Health and Health Management, Gannan Medical UniversityKey Laboratory of Prevention and Treatment of Cardiovascular and Cerebrovascular Diseases, Ministry of Education, Gannan Medical UniversityJiangxi College of Applied TechnologySchool of Public Health and Health Management, Gannan Medical UniversitySchool of Public Health and Health Management, Gannan Medical UniversitySchool of Public Health and Health Management, Gannan Medical UniversitySchool of Public Health and Health Management, Gannan Medical UniversityAbstract Background With the rapid development of society, teenagers have more access to individuals with perfect bodies and are becoming more concerned about their body image. Currently, few studies assess body image and eating disorders comprehensively in China. Given the seriousness of these issues, there is an urgent need to understand the current state of body image and eating behaviors among Chinese people and formulate preventive strategies. Methods In this study, 1711 college students between 17 and 23 years old in southern China completed relevant anthropometric measurements, essential information and three questionnaires. Multiple linear regression was used to screen the variables, and sex invariant analysis was used to determine whether to separate men and women to fit the structural equation model. Finally, the path diagram of the structural equation model was used to explore the complex relationship between body dissatisfaction and overeating. Results Our results found that 69.4% of participants with a body mass index (BMI) within the normal range were dissatisfied with their weight. Further, body dissatisfaction directly or indirectly leads to overeating. Additionally, exercise played a mediating role in the body dissatisfaction and overeating of college students. Conclusions If BMI directs body dissatisfaction, it may lead to overeating. As a mediating factor in structural equation modelling, exercise may provide strategies to reduce body dissatisfaction and prevent overeating.https://doi.org/10.1186/s12889-025-21282-wBody imageBody dissatisfactionEating disordersOvereatingStructural equation modellingCollege students
spellingShingle Zhimin Yi
Wenjing Yan
Guohuan Hua
Ying Wang
Chunmei Wu
Guoqiu Liu
Ming Hao
Mediating role of exercise in the relationship between body dissatisfaction and overeating using structural equation modeling
BMC Public Health
Body image
Body dissatisfaction
Eating disorders
Overeating
Structural equation modelling
College students
title Mediating role of exercise in the relationship between body dissatisfaction and overeating using structural equation modeling
title_full Mediating role of exercise in the relationship between body dissatisfaction and overeating using structural equation modeling
title_fullStr Mediating role of exercise in the relationship between body dissatisfaction and overeating using structural equation modeling
title_full_unstemmed Mediating role of exercise in the relationship between body dissatisfaction and overeating using structural equation modeling
title_short Mediating role of exercise in the relationship between body dissatisfaction and overeating using structural equation modeling
title_sort mediating role of exercise in the relationship between body dissatisfaction and overeating using structural equation modeling
topic Body image
Body dissatisfaction
Eating disorders
Overeating
Structural equation modelling
College students
url https://doi.org/10.1186/s12889-025-21282-w
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