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Published on: April 28, 2023
Exercise and energy intake in overweight, sedentary individuals
Kristin L Schneider1, Bonnie Spring, Sherry L Pagoto
1University of Illinois at Chicago, Department of Psychology (MC 285), 1007 W. Harrison Street, Chicago, IL 60607, USA. Kristin.Schneider@umassmed.edu
Eating Behaviors
|January 28, 2009
Summary
For overweight adults, exercise alone may not lead to weight loss. Negative mood after exercise can increase calorie intake, suggesting a link between mood, exercise, and eating behaviors.
Area of Science:
- Exercise physiology
- Behavioral science
- Obesity research
Background:
- Exercise is known to expend energy, but its impact on weight loss is often limited without dietary changes.
- Overweight and sedentary individuals may exhibit unique responses to physical activity, particularly concerning energy intake and mood.
- Understanding the interplay between exercise, mood, and subsequent eating behavior is crucial for effective weight management strategies.
Purpose of the Study:
- To investigate if overweight, sedentary individuals increase energy intake following moderate-intensity exercise.
- To determine if negative mood influences energy intake after exercise in this population.
- To explore the relationship between exercise, mood changes, and caloric consumption.
Main Methods:
- A repeated measures design was employed with 65 overweight, sedentary participants.
- Participants completed two counterbalanced conditions: 3 minutes of moderate-intensity exercise (Active) and 3 minutes of sedentary activity (Sedentary).
- Energy intake was measured by offering snack foods 10 minutes post-activity, analyzed using mixed-effects regression modeling.
Main Results:
- No significant overall difference in energy intake was found between the Active and Sedentary conditions.
- A significant interaction was observed between mood change and condition: participants experiencing increased negative mood during exercise consumed more calories in the Active condition.
- This suggests that for some individuals, exercise can paradoxically lead to increased caloric intake, especially when accompanied by negative mood.
Conclusions:
- A short bout of exercise did not significantly increase overall energy intake in overweight, sedentary individuals.
- Negative mood experienced during exercise was a key factor predicting increased calorie consumption in the exercise condition.
- Further research is needed to understand the mechanisms behind mood deterioration and caloric overcompensation post-exercise in this demographic.
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