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Substituting Snacks With Strawberries and Sudokus: Does Restraint Matter?
Objective: Prior research demonstrates that fruit/vegetables and sedentary activities can serve as substitutes for high-calorie snack foods, when the behavioral costs for obtaining snack food increase. The current study investigated if fruit/vegetables are better substitutes for snacks than sedentar...
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Published in: | Health psychology 2010-03, Vol.29 (2), p.222-226 |
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Main Authors: | , , |
Format: | Article |
Language: | English |
Subjects: | |
Citations: | Items that cite this one |
Online Access: | Get full text |
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Summary: | Objective:
Prior research demonstrates that fruit/vegetables and sedentary activities can serve as substitutes for high-calorie snack foods, when the behavioral costs for obtaining snack food increase. The current study investigated if fruit/vegetables are better substitutes for snacks than sedentary activities are and whether individual differences in dietary restraint play a role in how snacks are being substituted.
Design:
Participants (
n
= 59) performed a concurrent schedules task, in which fruit/vegetables, sedentary activities, and snacks were simultaneously available. The response requirement for earning snacks increased per trial. Afterward, dietary restraint was measured.
Main Outcome Measures:
The amount of responses for snacks per trial and the amount of points earned for fruit/vegetables and sedentary activity per trial.
Results:
When snacks are harder to obtain, participants increased working for both fruit/vegetables and sedentary activities. No differences were found for dietary restraint in the way snacks were substituted. However, high-restrained participants worked harder for snack foods than low-restrained participants.
Conclusion:
Fruit/vegetables and sedentary activities are both equally viable substitutes for high-calorie snacks. High-calorie snacks have a higher reinforcing value for highly restrained eaters. |
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ISSN: | 0278-6133 1930-7810 |
DOI: | 10.1037/a0017436 |