Exploring the contribution of exercise dependence to eating disorder symptoms.

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Bibliographic Details
Title: Exploring the contribution of exercise dependence to eating disorder symptoms.
Authors: Brosof, Leigh C., Williams, Brenna M., Levinson, Cheri A.
Source: International Journal of Eating Disorders. Jan2020, Vol. 53 Issue 1, p123-127. 5p. 2 Charts.
Subjects: Compulsive behavior, Eating disorders, Exercise, Health behavior, Intention, Longitudinal method, Time, Cross-sectional method, Physical activity, Exercise tolerance
Abstract: Objective: Exercise dependence is a set of cognitive and behavioral symptoms that constitute a reliance on exercise and is related to eating disorder (ED) symptoms. There are seven components of exercise dependence: tolerance, withdrawal, continuance, lack of control, reduction in other activities, time, and intention effects. Exercising in response to negative affect (NA) is a key feature of dysfunctional exercise in the EDs. However, it is unknown which specific components of exercise dependence relate to ED symptoms, above and beyond NA. Method: The current study (N = 168 individuals with EDs) investigated which components of exercise dependence relate to ED symptoms both cross‐sectionally and prospectively. Results: In cross‐sectional data, we found that withdrawal, tolerance, and time were associated with ED symptoms, above and beyond NA. Prospectively over 1 month, when adjusting for baseline ED symptoms and NA, we found that lack of control, withdrawal, and time positively predicted ED symptoms. Discussion: These findings inform future research on how exercise dependence relates to ED symptoms, showing that withdrawal and time are uniquely associated with ED symptoms both cross‐sectionally and over time. [ABSTRACT FROM AUTHOR]
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Database: Psychology and Behavioral Sciences Collection
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Abstract:Objective: Exercise dependence is a set of cognitive and behavioral symptoms that constitute a reliance on exercise and is related to eating disorder (ED) symptoms. There are seven components of exercise dependence: tolerance, withdrawal, continuance, lack of control, reduction in other activities, time, and intention effects. Exercising in response to negative affect (NA) is a key feature of dysfunctional exercise in the EDs. However, it is unknown which specific components of exercise dependence relate to ED symptoms, above and beyond NA. Method: The current study (N = 168 individuals with EDs) investigated which components of exercise dependence relate to ED symptoms both cross‐sectionally and prospectively. Results: In cross‐sectional data, we found that withdrawal, tolerance, and time were associated with ED symptoms, above and beyond NA. Prospectively over 1 month, when adjusting for baseline ED symptoms and NA, we found that lack of control, withdrawal, and time positively predicted ED symptoms. Discussion: These findings inform future research on how exercise dependence relates to ED symptoms, showing that withdrawal and time are uniquely associated with ED symptoms both cross‐sectionally and over time. [ABSTRACT FROM AUTHOR]
ISSN:02763478
DOI:10.1002/eat.23156